Direct link to Michelle Hoeks's post So Ive got a math questi, Posted 4 years ago. 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. 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 . 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? For instance: computer programming/computer science. In thirteen years she will be twenty-four years old. When we work with long or complicated expressions involving one or more variables, this shorthand makes it easier to follow through the steps on paper at a glance, concentrating it down to the real essentials. The key to learning is to study a LOT of examples. So twice a number means 2x 2x. 0000071957 00000 n -5 plus the quantity of 4 times x Now take the product of -8 and that expression and then add 6. Posted 5 years ago. Feedback to your answer is provided in the RESULTS BOX. 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. Akgdvnchbffb Akgdvnchbffb 15.08.2017 Math Primary School answered Twice a number k plus the quantity s minus 2 1 See answer Advertisement Therefore, the sum of the quotient and product is {\Large{{m \over 2}}} + 4n. Answer:2k+s-2im assuming. The inequality solver will then show you the steps to help you learn how to solve it on your own. Accessed 4 Mar. The key words for multiplication are: times, product, twice, doubled, multiplied, and of. The difference (use minus symbol) of triple a number and 5 should be written as 3y - 5. 0000084951 00000 n How do you translate into symbols: The difference of six squared and b? Thirty-two is twice a number increased by eight. 6 less than the quotient of z divided by 3 Write an algebraic expression for: 12 fewer than h hats. The key is to recognize that we are going to add a quotient and a product. Almost always, the word "is" in an algebraic sentence denotes the symbol of equality. f=? Direct link to BoQuizard:'s post Is't 'of' a multiplicatio, Posted 4 years ago. Therefore, the difference of the product and quotient is 7w - {\Large{{2 \over v}}}. 0000018939 00000 n Mark M. 18 Four times a number minus twenty-nine is eleven. Subtracted, minus, difference, less than, decreased by. By signing up, you agree to receive useful information and to our privacy policy. Answer Example 8 The length of a rectangle is L. Now am 100. 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 I like to think of fractions as segments of a pie or cake. Summary:An algebraic equation is an equation that includes one or more variables. Well for one, I think that particular assignment only deals with variables. 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. Direct link to HannahTran2005's post Well for one, I think tha, Posted 6 years ago. (B) 1/2 of 28. <<277E800E0BCB7D49B5073CE66CA6BD91>]>> 0000008841 00000 n The sum on an odd integer and twice its consecutive is equal to equal to 3757. Answer 0000007851 00000 n 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=? How do you translate into symbols: 8 minus the quantity of 7 plus q? Sometimes in math, we describe an expression with a phrase. We know that "Double a number" means 2x, where x is your mystery number. Educators go through a rigorous application process, and every answer they submit is reviewed by our in-house editorial team. 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. Direct link to bruh's post Well, if b doesn't have v, Learn to write expressions for phrases like "3 more than x.". How do you evaluate variable expressions? The probability that a coin turns up heads when it is tossed is 1/2. Direct link to Da'shyne Green's post There should be a timer t, Posted 10 months ago. Add 1 plus 2 plus . Steven G. Confusing, I know. How do you write the variable expression for: a quotient of 2 and the sum of a number and 3 ? 5+2 5+2. 0000097695 00000 n Direct link to ~panda boy jickle~'s post why does the square over , Posted 5 years ago. 297 0 obj <> endobj 0000019463 00000 n 0000012477 00000 n 0000001782 00000 n Our summaries and analyses are written by experts, and your questions are answered by real teachers. Why do we replace numbers with letters/symbols? 0000016276 00000 n 0000085393 00000 n How old is my sister? For example, the phrase. To solve your inequality using the Inequality Calculator, type in your inequality like x+7>9. 0000017241 00000 n It is a variable because it varies each week, but the relationship between what the two friends eat always stays the same. So, the phrase. 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. 0000005581 00000 n The difference (use minus symbol) of triple a number and 5 5 should be written as 3y - 5 3y 5. . 0000001341 00000 n 1 See answer Advertisement . Exercise A second number is 4 less than 3 times a first number. Example 3:Write each sentence as an algebraic equation. Get a free answer to a quick problem. Find an expression for thrice of s, added with twice of t and subtraction of 9. A large pizza pie with 15 slices is shared among p students so that each student's share is 3 slices. You would set up an algebraic equation that demonstrates a number minus 9. Latest answer posted October 03, 2011 at 2:12:01 PM. But before we delve into solving word problems that involve algebraic sentences . Solution Verified Create an account to view solutions It evolved from the fraction idea to make it a simpler concept in arithmetic. So twice a number means 2x. We know that "Double a number" means #2x#, where #x# is your mystery number. If you make a mistake, choose a different button. Find an answer to your question Twice a number k plus the quantity s minus 2. If of a number is 4 more than of the same number, what is the number? Similarly, when we describe an expression in words that includes a variable, we're describing an algebraic expression, an expression with a variable. How could algebraic expression be used in everyday life? Therefore, the expression is 2 (x-9) or 2 (x-9) how do i answer that? 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. Explanation: "Six less than.." means "Subtract 6 from". It is like when you write $ to mean United States Dollars. Now we're really close! In the problem above, x is avariable. (Sides meet at right angles. So we had an expression about division, and it's usually not as sweet and straightforward with obvious words like these. Direct link to allyson's post of course., Posted 4 years ago. 0 0000017608 00000 n if the number is denoted #n#, then ##'a number and 3'# Write an algebraic expression for: twice a number k plus the quantity s minus 2. (C). Express the second number in terms of the first number y. 0000008973 00000 n The quantity of 3 plus 5 multiplied by a number (3 + 5)n. For example, the phrase. 0000003408 00000 n Direct link to pro's post they should to see if you, Posted 4 years ago. Yes, "of" is a multiplication word when used with percents and fractions. How do you evaluate the expression #2x+1# for #x=1#? 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. Notice that the phrase "decreased by" tells us to use subtraction. 6n. Latest answer posted February 25, 2016 at 6:48:45 PM. Exercise 11.5. 0000098455 00000 n It is critical that you understand these words or phrases in order to successfully write or interpret any given algebraic expression. Among mathematicians the term "quantity" indicates that what follows is to be treated as a single expression. How do you write a quotient of a number and 6 as an expression? Direct link to Kim Seidel's post Yes, "of" is a multiplica, Posted 2 years ago. xref Step-by-step explanation: thxm can you explain it? startxref It also saves on ink and time! junyanyacooney10 junyanyacooney10 11/08/2020 Mathematics College answered Twice a number k plus the quantity s minus 2 1 See answer Advertisement This is a question you should keep thinking about as we dig deeper into algebra. Answer:x = 51, so Jeanne needs $51 to buy the game. trailer 0000098411 00000 n How do you write a quotient of a number and 6 as an expression? "Twice the quantity" means 2 times what in in the parentheses. "Six less than.." means "Subtract 6 from". 0000018169 00000 n 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 When you see "quantity" used in math, it can mean the amount or it could mean ( ), which it does here. Less Than Or Equal To Type <= for "less than or equal to". But why? If we divide 1 by 2 (1/2) we get 0.5 or a half! 3x + 12. 16 Ten times a quantity increased by two is nine. -> #'a number +3'# Twice the quantity usually means, "get ready for parentheses". 0000071710 00000 n 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. So triple a number means 3y 3y. "Twice the quantity" means 2 times what in in the parentheses. Answer Exercise 11.5. Answer: Let variable x be the unknown number. Sometimes in math, we describe an expression with a phrase. 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. The sum (use plus symbol) of twice a number and 3 can be written as 2x+3. 0000003908 00000 n Directions: Select the algebraic equation that correctly represents the given sentence. 12 20 24 28 please help I have new clue what it is asking. None less than a number translates to x - 9. why does the square over the square mean divided? So now the expression looks like: x-9. five more than twice a number. Direct link to jacob_tolle's post How could algebraic expre, Posted 7 years ago. Explanation: Let us find the quantitative values of the numbers first. Thus "twice a number x" can be written symbolically as 2x. Just the other day my mom used math to help teach a group of girls how to make a beaded ring. Tysm smart gal/boii Advertisement Advertisement answered 10/01/15, Knowledgeable Math, ESL, Behavioral, Core, SAT, SSAT, and K-6 Tutor. How do you simplify the expression #3x-x+4#? So "the quantity of nine less than a number x" is: (x-9). Each piece of candy costs 25 cents. 17 When fourteen is added to two times a number the result is six. With numbers 1 to 9, we have to make the answer 100. 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. When I was 4 years old, my sister was half my age. "two more than five". ), Find one half and one quarter quarter of the following Six plus one, the answer is seven. Let "x" represent itself as an unknown number. 0000018396 00000 n This site is using cookies under cookie policy . Can their be more than 1 variable like 3xp. 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. Direct link to LayLay12's post when it said six minus b , Posted 6 years ago. kingkingdoms332 kingkingdoms332 02/06/2018 Mathematics Middle School answered expert verified Twice a number k plus the quantity s minus 1 See answer %PDF-1.4 % 0000016836 00000 n Example 3: Write each phrase as an algebraic expression using the variable n. Phrase. And you didn't have to write it this way. . around the world. The three main components of algebraic expressions are numbers, variables, and arithmetic operations. 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. Direct link to E's post That's a great question! Hope that helps! the quotient of k and 7 \Large{{k \over 7}}, Example 1: The sum of twice a number and 3. Twice a number minus seven equals four. Answer Exercise 11.5. Why cant we have an actual division sign? 1/2 of 64 (D) 1/2 of 54. Find the number. Select your answer by clicking on its button. Twice a number 2x Ten percent of x 0.10x . How would you write this as an algebraic expression? A link to the app was sent to your phone. That's not quite right. Twice a number, decreased by twenty-nine, is seven. can be written as the algebraic expression. Eleni is x years old. . 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. Copyright 2020 Math Goodies. This site is using cookies under cookie policy . It makes comparing prices at a glance easier. Take a look at the CS tutorials on Khan Academy and you'll see what I mean. 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. 347 0 obj<>stream An example of a variable that "x" might represent is the number of oranges a boy called Sam eats in a week. Add 1 plus 2 plus 3 plus 4. . Problem:Jeanne has $17 in her piggy bank. 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 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 . The price of h pieces of candy is $2.00. 68 - 17 = x Answer: x = 51, so Jeanne needs $51 to buy the game. Direct link to 403824's post why is fraction considere, Posted 2 years ago. Let's look at an example in which the expression consists of more than one number and/or operation. How do you evaluate the expression #2x+1# for #x=1#? 0000097941 00000 n "Twice A Number" eNotes Editorial, 24 July 2014, https://www.enotes.com/homework-help/twice-number-x-470096. Lets say you & I split (divide) a cake, we take the 1 whole cake & slice it down the middle. Let us find the quantitative values of the numbers first. 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. That is a common way to represent division in algebra, the division sign is not really used there. ! Six more than a number. Already a member? 297 51 Think of "of" meaning to multiply when you are working with fractions. 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. When you see "quantity" used in math, it can mean the amount or it could mean ( ), which it does here.