0000098411 00000 n 0000018705 00000 n 5 less than the product of 3 and a number : 3w - 5 : twice the difference between a number and 9 : 2(z - 9) . 0000006774 00000 n Example 4: The difference of the productof 7 and w, and the quotient of 2 and v. Answer: In this case, the unknown numbers have been assigned with corresponding variables which are w and v. The key is to recognize that we are going to subtract the product by the quotient of some expressions. Twice a number k plus the quantity s minus Get the answers you need, now! Example 1:Write each sentence as an algebraic equation. For example: why is fraction considered as a division? Eight minus two, the answer is six. 0000002721 00000 n Direct link to LayLay12's post when it said six minus b , Posted 6 years ago. So now the expression looks like: x-9. So, the phrase. 0000044093 00000 n The sum (use plus symbol) of twice a number and 3 3 can be written as 2x+3 2x + 3. Akgdvnchbffb Akgdvnchbffb 15.08.2017 Math Primary School answered Twice a number k plus the quantity s minus 2 1 See answer Advertisement 297 51 1 See answer Advertisement . 0000006637 00000 n Twice the quantity usually means, "get ready for parentheses". So "the quantity of nine less than a number x" is: (x-9). That is a common way to represent division in algebra, the division sign is not really used there. 0000017241 00000 n The difference (use minus symbol) of triple a number and 5 5 should be written as 3y - 5 3y 5. ! 19 Three fifths of a number plus eight is fifty. When I was 4 years old, my sister was half my age. Notice that the phrase "decreased by" tells us to use subtraction. So now the expression looks like: x-9. 0000013606 00000 n 0000001782 00000 n How do you evaluate the expression #2x+1# for #x=1#? Write an algebraic expression for: twice a number k plus the quantity s minus 2. . Of is the tricky word. Choose an expert and meet online. Latest answer posted October 03, 2011 at 2:12:01 PM. Example 3: Write each phrase as an algebraic expression using the variable n. Phrase. This limit represents the derivative of some function f at some number a. state this f and a. lim h->0[(4th root of)(16+h)-2]/h a=? 297 0 obj <> endobj Express each of the following in the lowest form1) 12:72. None less than a number translates to x - 9. Let us find the quantitative values of the numbers first. trailer Does that mean if the coin is tossed twice, we will get one heads. Each piece of candy costs 25 cents. The quotient of fifty and five more than a number is ten. Expression. This is the idea of the type of math that is named algebra. Answer: Let variable x be the unknown number. The difference (use minus symbol) of triple a number and 5 should be written as 3y - 5. 35,000 worksheets, games, and lesson plans, Spanish-English dictionary, translator, and learning, Math Test Study guide Cant understand Have gone to multiple websites need help thanks, Twice the quantity of nine less than a number x, twice the quantity of (nine less than a number x). If you make a mistake, choose a different button. How do you evaluate variable expressions? 1. 16 Ten times a quantity increased by two is nine. 0000003408 00000 n An algebraic expression is a concise way of describing mathematical objects through the use of numbers, variables (letters), and arithmetic operations such as addition, subtraction, multiplication, and division. 0000000016 00000 n My questions is, what are other ways to say 'divided by' and can you give me examples? For example, the phrase. What the equal sign is saying is that what's on the left side is the same amount, the same quantity, as what is on the right-hand side. Start your 48-hour free trial to get access to more than 30,000 additional guides and more than 350,000 Homework Help questions answered by our experts. Exercise 11.5. Do not confuse this with "Six less" which means "Subtract from 6". Then, you want "twice" that number, so multiply by 2. a Question Making educational experiences better for everyone. How? answered 10/02/15, Mathematics Teacher - NCLB Highly Qualified, Laura I. So I would write 2(n + 3). five more than twice a number. It also saves on ink and time! 0000016663 00000 n "nine less" indicates subtraction ("less") and nine is how much less. How doI determine if this equation is a linear function or a nonlinear function? 0000019463 00000 n answered 10/01/15, Knowledgeable Math, ESL, Behavioral, Core, SAT, SSAT, and K-6 Tutor. the quotient of k and 7 \Large{{k \over 7}}, Example 1: The sum of twice a number and 3. 0000012477 00000 n Posted 5 years ago. 0000011270 00000 n In the problem, it says "nine less than a number x" which means that something is being taken away from the x so that is smaller. There should be a timer to see if you know it and you can do it fast enough. 0000071710 00000 n Solution Verified Create an account to view solutions Recommended textbook solutions enVisionmath 2.0: Grade 8, Volume 1 1st Edition ISBN: 9780328881901 (2 more) Scott Foresman 934 solutions enVisionmath 2.0: Grade 8, Volume 2 0000019325 00000 n What do the letters R, Q, N, and Z mean in math? That's a great question! c>3003|b7!C3CTGCJ]^LgX. Thus "twice a number x" can be written symbolically as 2x. How do you evaluate variable expressions? 0000018169 00000 n 49 increased by by twice a number. why does the square over the square mean divided? A large pizza pie with 15 slices is shared among p students so that each student's share is 3 slices. How long will your trip take (in hours) if you travel 350 km at an average speed of 80 km\hr? You take your half (1/2), now I have one half (1/2). plus the quantity s is just s as a number, then minus 2 is, This site is using cookies under cookie policy . 12 20 24 28 please help I have new clue what it is asking. 0000043840 00000 n -> #'a number +3'# In the problem above, x is avariable. Directions: Select the algebraic equation that correctly represents the given sentence. So triple a number means 3y 3y. If of a number is 4 more than of the same number, what is the number? they should to see if you are good thinking, why dose p+p-p+p+p work in the answers but some thing like 2 1/2 not work. If the perimeter is the sum of all four sides of the field, wow do you write an expression for the perimeter of the field . Answer Exercise 11.5. Among mathematicians the term "quantity" indicates that what follows is to be treated as a single expression. Now we're really close! Direct link to Nicholas's post That is a common way to r, Posted 7 years ago. So Ive got a math question but cant understand the second part. Algebraic expressions are useful because they represent the value of an expression for all of the values a variable can take on. Direct link to SherlockHolmes.42's post Saying that n is the numb, Posted 4 years ago. , Posted 5 years ago. Step-by-step explanation: thxm can you explain it? An example of a variable that "x" might represent is the number of oranges a boy called Sam eats in a week. 68 - 17 = x Answer: x = 51, so Jeanne needs $51 to buy the game. seven divided by twice a number. Just the other day my mom used math to help teach a group of girls how to make a beaded ring. Yes, "of" is a multiplication word when used with percents and fractions. Sometimes in math, we describe an expression with a phrase. Semi-retired with loads of real-life math experience. Twice a quantity usually indicates to take two of the things in question; usually this indicates to multiply by 2. Direct link to jacob_tolle's post How could algebraic expre, Posted 7 years ago. Therefore, the expression is 2 (x-9) or 2 (x-9) Take a look at the CS tutorials on Khan Academy and you'll see what I mean. Why use math if we can describe things in words? Twice the quantity translates to: 2( ). The cube of k k3 t raised to the fourth power t4 Equals Is equal to, the same as, is, are, the result of, will be, are, yields = x is equal to y x = y p is the same as q p = q Multiplication by 2 Two, two times, twice, twice as much as, double 2 Twice z 2z y doubled 2y Multiplication by Half of, one-half of, half as much as, one-half times 1 2 So we had an expression about division, and it's usually not as sweet and straightforward with obvious words like these. The three main components of algebraic expressions are numbers, variables, and arithmetic operations. You could have . xref Accessed 4 Mar. The price of h pieces of candy is $2.00. The key words for multiplication are: times, product, twice, doubled, multiplied, and of. 8 minus some number : 8 - t : the difference between a number and 12 : w - 12 . Thus "twice a number x" can be written symbolically as 2x. In the problem above, x is a variable. 1/2 of 64 (D) 1/2 of 54. "p+p-p+p+p" is simply an expanded version of 4p well sort of when it said six minus b it said b-6 is wrong which is not true because b can be bigger than six thats why im asking someone to fix it. We know that "Double a number" means 2x, where x is your mystery number. Eleni is x years old. Example 2: The difference of triple a number and 5 5 Answer: Let variable y y be the unknown number. 0000002224 00000 n How old is my sister? And we can see that, indeed, twice the number 3 is 6 as required. The given algebraic operations are such as. <<277E800E0BCB7D49B5073CE66CA6BD91>]>> 2n + 5. the product of a number and 6. Therefore, the sum of the quotient and product is {\Large{{m \over 2}}} + 4n. xb``g``c``` And you didn't have to write it this way. Select your answer by clicking on its button. For instance: computer programming/computer science. Confusing, I know. Answer Example 8 The length of a rectangle is L. "Twice the quantity" means 2 times what in in the parentheses. The difference of twice a number and five. Here is a table that summarizes common words for each operation: For example, the word product tells us to use multiplication. 0000017067 00000 n Let us know your assignment type and we'll make sure to get you exactly the kind of answer you need. Educators go through a rigorous application process, and every answer they submit is reviewed by our in-house editorial team. can be written as the algebraic expression. 0000098126 00000 n Six more than a number. If you're seeing this message, it means we're having trouble loading external resources on our website. Subtracted, minus, difference, less than, decreased by. Free math worksheets, charts and calculators, About Us | Contact Us | Advertise With Us | Facebook | Recommend This Page. For example, the phrase. You can even use algebraic expressions to provide situations, like when giving the rules to a game. Translate the written/verbal expression "twice a number x" into mathematical/symbolic notation: Twice a quantity usually indicates to take two of the things in question; usually this indicates to multiply by 2. Direct link to 403824's post why is fraction considere, Posted 2 years ago. Then the following equation can represent this problem: 17 + x = 68 We can subtract 17 from both sides of the equation to find the value of x. Math Algebra Pre Algebra Question Write an algebraic expression for: 8 more than s stripes. Answer Exercise 11.5. If we divide 1 by 2 (1/2) we get 0.5 or a half! It is a variable because it varies each week, but the relationship between what the two friends eat always stays the same. Example 3:Write each sentence as an algebraic equation. Lets go over some common words or phrases that describe the four arithmetic operations. 1st quantity = twice of k = 2k 2nd quantity = only s = s 3rd quantity = only 2 = 2 The given algebraic operations are such as (quantity) + (quantity) - (quantity) Therefore the required expression is = 2k + s - 2 Try these yourself: 1. Most questions answered within 4 hours. Direct link to allyson's post of course., Posted 4 years ago. When you see "quantity" used in math, it can mean the amount or it could mean ( ), which it does here. 3x + 12. How do you translate into symbols: The difference of six squared and b? The sum on an odd integer and twice its consecutive is equal to equal to 3757. startxref If this is part of a problem, say twice a number x is 6, then we can rewrite algebraically as 2x=6; dividing both sides by 2 yields x=3. The probability that a coin turns up heads when it is tossed is 1/2. h pg g K V X+60 8 X-10 A fascypros 62, suppose that 25 basketball players,30 volleyball players, and 28 soccer players compose a varsity club 1.if no member plays at least two sports,how ma Therefore, we have: 2x 6, which translates to "6 less than 2x" or "6 less than twice a number". You can specify conditions of storing and accessing cookies in your browser, Divide and show your solution 1.97.2 2.52.5 3.94.5 4.41.6 5.312.3pa help po pls, what is the number of Xwhat is the meaning of twice , 2. Addition ( + ) plus A number plus three x + 3 more than Ten more than a number x + 10 the sum of The sum of a number and five x + 5 the total of The total of six and some number 6 + x increased by A number increased by two x + 2 added to Eleven added to a number x + 11 Subtraction ( ) minus A number minus seven X - 7 18 Four times a number minus twenty-nine is eleven. Now we're really close! Feedback to your answer is provided in the RESULTS BOX. f=? Explanation: Let us find the quantitative values of the numbers first. But why? How could algebraic expression be used in everyday life? -> #'n+3'#. 0000084951 00000 n ), Find one half and one quarter quarter of the following If you're behind a web filter, please make sure that the domains *.kastatic.org and *.kasandbox.org are unblocked. A link to the app was sent to your phone. Copyright 2020 Math Goodies. Find the value of x. n11's. Example 2: The difference of triple a number and 5. How do you evaluate the expression #2x+1# for #x=1#? plus the quantity s is just s as a number, then minus 2 is =2k+s-2 i got it wrong thanks to you Advertisement Previous Advertisement The inequality solver will then show you the steps to help you learn how to solve it on your own. This is a question you should keep thinking about as we dig deeper into algebra. Find an answer to your question Twice a number k plus the quantity s minus 2. The product of the 1st and the 8th terms is 120. Mark M. It makes comparing prices at a glance easier. 0000005581 00000 n You cannot change their sequence. It is like when you write $ to mean United States Dollars. 0000017608 00000 n 0000018939 00000 n Let "x" represent itself as an unknown number. Summary:An algebraic equation is an equation that includes one or more variables. I like to think of fractions as segments of a pie or cake. First, let's focus in on what is meant by "number x" This is an algebra problem, so it might help to try to build your expression (mathematical sentence without an equal sign) starting with x. Log in here. Write an algebraic expression for: twice a number k plus the quantity s minus 2. Suzanne made a withdrawal of d dollars from her savings account. Here is an example: Greater Than Or Equal To Type >= for "greater than or equal to". 6n. Problem:Jeanne has $17 in her piggy bank. Hope that helps! Example 3:The sum of the quotient of m and 2, and the product of 4 and n. Answer:In this case, the unknown numbers are already provided as m and n. Thats one less thing to worry about. That's not quite right. Inside the parentheses, expect a sum when the statement just says "and". how do i answer that? Exercise A second number is 4 less than 3 times a first number. What does the phrase "Twice a number x" mean? All Rights Reserved. To log in and use all the features of Khan Academy, please enable JavaScript in your browser. Direct link to Michelle Hoeks's post So Ive got a math questi, Posted 4 years ago. Direct link to ~panda boy jickle~'s post why does the square over , Posted 5 years ago. 0 0000017473 00000 n How do you simplify the expression #3x-x+4#? Well, if b doesn't have value, b can go before or after six. %PDF-1.4 % How do you simplify the expression #3x-x+4#? Get a free answer to a quick problem. Six plus one, the answer is seven. One of the many reasons is that math is more precise and easier to work with than words are. A farmer has a rectangular field with a length of 30 yards and width of x yards. Well for one, I think that particular assignment only deals with variables. The symbols17 + x = 68form analgebraic equation. Direct link to Davis's post You can say 'divided by' , Posted a year ago. . twice means 2 and k is just a number but as a letter. Twice a number 2x Ten percent of x 0.10x . This is mostly used when you are multiplying a fraction times a number. Why cant we have an actual division sign? How do you write a product of a number and 2 as an expression? 0000085393 00000 n Try our Order of Operations Worksheet Generator. all the way to 100. If his friend Jenny always eats twice as many oranges in a week as Sam, then we can say that she eats "2x" oranges in a week. With numbers 1 to 9, we have to make the answer 100. How do you write a quotient of a number and 6 as an expression? 0000001341 00000 n 0000016276 00000 n Direct link to bruh's post Well, if b doesn't have v, Learn to write expressions for phrases like "3 more than x.". 0000008841 00000 n For Free. 3n - 8. Divide 5400 among Arya, Ashwin and Amir in the ratio 1:2:6. In this lesson, we learned how to write a sentence as an algebraic equation. Answer:x = 51, so Jeanne needs $51 to buy the game. #2x-6#, which translates to "6 less than 2x" or "6 less than twice a number", 59237 views How do you write a quotient of a number and 6 as an expression? Add 1 plus 2 plus . Explanation: The key to learning is to study a LOT of examples. How do you write 5 less than 2 times a number as a variable expression. 0000018531 00000 n 0000010040 00000 n answered 10/04/15. -> #2(n+3)#. Answer: 2k+s-2 Step-by-step explanation: twice means 2 and k is just a number but as a letter. Find the number. Direct link to BoQuizard:'s post Is't 'of' a multiplicatio, Posted 4 years ago. 0000085678 00000 n to have twice this whole quantity (instead of, for instance, only n being doubled: put 'n +3' in brackets -> (n + 3) then to double it, put a 2 before the whole expression (n+3) -> 2(n + 3) the final expression: 2(n +3) Answer link MrsRudolph221 Dec 7, 2016 2 (n + 3) is probably what you are looking for. "Six less than.." means "Subtract 6 from". Solution:Let x represent the amount of money Jeanne needs. Exercise 11.5. 6 less than the quotient of z divided by 3 Write an algebraic expression for: 12 fewer than h hats. 0000071957 00000 n Math, like any other language, has a way of communicating ideas. 0000098455 00000 n The quantity of 3 plus 5 multiplied by a number (3 + 5)n. The key is to recognize that we are going to add a quotient and a product. The sum (use plus symbol) of twice a number and 3 can be written as 2x+3. Solution Verified Create an account to view solutions 0000018396 00000 n , ny members are there in the varsity club2.suppose that 5 basketball players are also volleyball players.No soccer player is also a volleyball or a basketball player.howw many members are there in the club. Direct link to Olivia S.'s post Can their be more than 1 , Posted 3 months ago. . So "the quantity of nine less than a number x" is: (x-9). Direct link to pro's post they should to see if you, Posted 4 years ago. How would you write this as an algebraic expression? Direct link to Kim Seidel's post Yes, "of" is a multiplica, Posted 2 years ago. Our summaries and analyses are written by experts, and your questions are answered by real teachers. %%EOF You can specify conditions of storing and accessing cookies in your browser, Twice a number k plus the quantity s minus 2, In an arithmetic sequence, the sum of the first 8 terms is 88. So triple a number means 3y. 2023 eNotes.com, Inc. All Rights Reserved, https://en.wikipedia.org/wiki/Mathematical_notation. Add 1 plus 2 plus 3 plus 4. . It's saying that two plus three is the same thing as five. You would set up an algebraic equation that demonstrates a number minus 9. Also, Algebra is a useful, logical way to help explain things. The product of twice a number k - 12966561. answered The product of twice a number k 1 See answer Advertisement Advertisement alfonsogonzalesramir alfonsogonzalesramir Answer: 2k x k = 2. You can see that "x" is a shorthand way of saying "number of oranges eaten per week". Direct link to Da'shyne Green's post There should be a timer t, Posted 10 months ago. Almost always, the word "is" in an algebraic sentence denotes the symbol of equality. Then the following equation can represent this problem: We can subtract 17 from both sides of the equation to find the value of x. How do you write a product of a number and 2 as an expression? 0000003908 00000 n 5+2 5+2. What is the formula with givens: Time, Distance, Speed or Velocity? (A)1/2 of 32. Latest answer posted September 07, 2010 at 12:47:25 PM. Already a member? Direct link to E's post That's a great question! This site is using cookies under cookie policy . It is critical that you understand these words or phrases in order to successfully write or interpret any given algebraic expression. 17 When fourteen is added to two times a number the result is six. Latest answer posted February 25, 2016 at 6:48:45 PM. When you see "quantity" used in math, it can mean the amount or it could mean ( ), which it does here. No packages or subscriptions, pay only for the time you need. There are lots of different ways algebraic expressions are used in everyday life. 2(n + 3) is probably what you are looking for. Direct link to Scyth Of Jewel's post why dose p+p-p+p+p work i, Posted 4 years ago. Twice a number, decreased by twenty-nine, is seven. See all questions in Variable Expressions. around the world. Why do we replace numbers with letters/symbols? (C). eNotes.com will help you with any book or any question. For example 1/2 of a number means 1/2 times a number. 0000017781 00000 n kingkingdoms332 kingkingdoms332 02/06/2018 Mathematics Middle School answered expert verified Twice a number k plus the quantity s minus 1 See answer 2005 - 2023 Wyzant, Inc, a division of IXL Learning - All Rights Reserved, Explanation of Numbers and Math Problems Set 2, Solving Systems of Equations by Substitution Method, Consistent and Inconsistent Systems of Equations. if the number is denoted #n#, then ##'a number and 3'# Now am 100. 0000003944 00000 n to have twice this whole quantity (instead of, for instance, only n being doubled: then to double it, put a 2 before the whole expression (n+3) Explanation: "Six less than.." means "Subtract 6 from". "two more than five". You have numbers 1,2,3,4,5,6,7,8,9. Second number is 3 more than twice the first number Second number = 3 + 2 x Therefore, the second number, in terms of the first number x, is 3 + 2 x. Similarly, when we describe an expression in words that includes a . Lets say you & I split (divide) a cake, we take the 1 whole cake & slice it down the middle. junyanyacooney10 junyanyacooney10 11/08/2020 Mathematics College answered Twice a number k plus the quantity s minus 2 1 See answer Advertisement With our Essay Lab, you can create a customized outline within seconds to get started on your essay right away. 0000002067 00000 n The following are easy examples that can help you get familiar with the operations of addition, subtraction, multiplication,and division. Algebraic expressions are useful because they represent the value of an expression for all of the values a variable can take on. "Twice A Number" eNotes Editorial, 24 July 2014, https://www.enotes.com/homework-help/twice-number-x-470096. 2023. Who are the experts?Our certified Educators are real professors, teachers, and scholars who use their academic expertise to tackle your toughest questions. Therefore, the difference of the product and quotient is 7w - {\Large{{2 \over v}}}. Let's look at some examples of writing algebraic equations. Replacing the variables with single letters (sometimes English alphabet, sometimes Greek alphabet - because the Greeks had a big role in inventing algebra, so we still use their alphabet today) is a shorthand. 0000008973 00000 n . Answer:2k+s-2im assuming. Direct link to Archer8888's post I like to think of fracti, Posted 6 years ago. Answer It evolved from the fraction idea to make it a simpler concept in arithmetic. How much money does she need to buy a game that costs $68? The number "x" is represented as a letter because it is a variable. can be written as the expression. Express the second number in terms of the first number y. Tysm smart gal/boii Advertisement Advertisement In the expression "twice a number x is 6" twice indicates to multiply by 2, the multiplicand (the thing multiplied by the multiplier 2) is x, and the word "is" can be expressed by the equals sign. Think of "of" meaning to multiply when you are working with fractions. The product of 2 times a number is 10 2x = 10 One half a number is 10 x/2 = 10 Five times the sum of x and 2 5(x + 2) Seven is greater than x 7 > x Five times the difference of a number and 4 5(x - 4) Ten subtracted from 10 times a number is that number plus 5 10x - 10 = x + 5 The sum of 5x and 10 is . 0000007851 00000 n The symbols 17 + x = 68 form an algebraic equation. Let's look at an example in which the expression consists of more than one number and/or operation. 0000016448 00000 n 0000097941 00000 n Find an expression for thrice of s, added with twice of t and subtraction of 9. 0000019112 00000 n This site is using cookies under cookie policy . Have you noticed that the division sign is a fraction line with two dots representing the numerator and denominator? Triple a number increased by twelve. (Sides meet at right angles. Similarly, when we describe an expression in words that includes a variable, we're describing an algebraic expression, an expression with a variable. Twelve is sixteen less than four times a number. Thirty-two is twice a number increased by eight. Examples:+ (addition), - (subtraction) , \times (multiplication) , (division). 6 (n + 3) One less than five times a number. Example 2:Write each sentence as an algebraic equation. In thirteen years she will be twenty-four years old. By signing up, you agree to receive useful information and to our privacy policy. In our example above, the algebraic sentence, " Five more than twice a number is forty-three ", is translated and written into its equation form: 2x + 5 = 43 2x + 5 = 43. Do not confuse this with "Six less." which means "Subtract from 6". So twice a number means 2x 2x. Answer:Let variable y be the unknown number. But before we delve into solving word problems that involve algebraic sentences . Latest answer posted October 09, 2017 at 12:54:39 AM. How do you write 5 less than 2 times a number as a variable expression? To solve your inequality using the Inequality Calculator, type in your inequality like x+7>9. So twice a number means 2x. 0000085203 00000 n twice a number m plus the quantity n minus 4 An algebraic expression for the situation is (Use the operation symbols in the math palette as needed.) We know that "Double a number" means #2x#, where #x# is your mystery number. On the plate is still 1 whole cake or we could say there are two halves (2/2), if we divide 2 by 2 we get 1 or a whole cake (2/2). Latest answer posted October 07, 2013 at 8:13:27 PM. Twice a number minus seven equals four. How do you write the variable expression for: a quotient of 2 and the sum of a number and 3 ? answered 10/01/15, Kimberly M. (B) 1/2 of 28. How do you translate into symbols: 8 minus the quantity of 7 plus q? Her old balance was $350, and her new balance is $280. 0000017996 00000 n How do you write the variable expression for: a quotient of 2 and the sum of a number and 3 ? Calculate values for the 1st term., Given a parallelogram ABCD, the measures of angle B = 3x + 36 and angle D = 6x - 6 : find m angle A, mathlit how much will 350 learners pay for amount cost of 100, Find the area of the figure.