twice a number k plus the quantity s minus 2
0000002224 00000 n How do you simplify the expression #3x-x+4#? Solution Verified Create an account to view solutions Let "x" represent itself as an unknown number. Twice a number minus seven equals four. 0000018939 00000 n 0000097695 00000 n When I was 4 years old, my sister was half my age. It makes comparing prices at a glance easier. Making educational experiences better for everyone. How could algebraic expression be used in everyday life? Direct link to Nicholas's post That is a common way to r, Posted 7 years ago. Expression. Divide 5400 among Arya, Ashwin and Amir in the ratio 1:2:6. It evolved from the fraction idea to make it a simpler concept in arithmetic. Hope that helps! Thus "twice a number x" can be written symbolically as 2x. 0000017996 00000 n How do you evaluate variable expressions? 0000001341 00000 n Example 2: The difference of triple a number and 5 5 Answer: Let variable y y be the unknown number. twice means 2 and k is just a number but as a letter. How would you write this as an algebraic expression? Thus "twice a number x" can be written symbolically as 2x. Answer Example 8 The length of a rectangle is L. 0000017067 00000 n 0000003944 00000 n 0000017608 00000 n So we had an expression about division, and it's usually not as sweet and straightforward with obvious words like these. 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. five more than twice a number. A farmer has a rectangular field with a length of 30 yards and width of x yards. Why do we replace numbers with letters/symbols? (Sides meet at right angles. 0000018396 00000 n Therefore, we have: 2x 6, which translates to "6 less than 2x" or "6 less than twice a number". 1/2 of 64 (D) 1/2 of 54. 0000016448 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.". The price of h pieces of candy is $2.00. 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) The symbols17 + x = 68form analgebraic equation. Also, Algebra is a useful, logical way to help explain things. You can see that "x" is a shorthand way of saying "number of oranges eaten per week". We know that "Double a number" means 2x, where x is your mystery number. How do you write the variable expression for: a quotient of 2 and the sum of a number and 3 ? 0000003408 00000 n 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. Solution:Let x represent the amount of money Jeanne needs. 0000097941 00000 n Almost always, the word "is" in an algebraic sentence denotes the symbol of equality. There should be a timer to see if you know it and you can do it fast enough. . All Rights Reserved. With our Essay Lab, you can create a customized outline within seconds to get started on your essay right away. answered 10/01/15, Kimberly M. When you see "quantity" used in math, it can mean the amount or it could mean ( ), which it does here. A large pizza pie with 15 slices is shared among p students so that each student's share is 3 slices. Copyright 2020 Math Goodies. The key is to recognize that we are going to add a quotient and a product. 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. Already a member? And we can see that, indeed, twice the number 3 is 6 as required. 0000006774 00000 n So now the expression looks like: x-9. 2n + 5. the product of a number and 6. For example, the phrase. ), Find one half and one quarter quarter of the following You can even use algebraic expressions to provide situations, like when giving the rules to a game. (B) 1/2 of 28. For Free. An example of a variable that "x" might represent is the number of oranges a boy called Sam eats in a week. Here is a table that summarizes common words for each operation: For example, the word product tells us to use multiplication. 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. Lets say you & I split (divide) a cake, we take the 1 whole cake & slice it down the middle. around the world. 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.) (A)1/2 of 32. Feedback to your answer is provided in the RESULTS BOX. Think of "of" meaning to multiply when you are working with fractions. Let us find the quantitative values of the numbers first. How do you evaluate the expression #2x+1# for #x=1#? To solve your inequality using the Inequality Calculator, type in your inequality like x+7>9. Let us know your assignment type and we'll make sure to get you exactly the kind of answer you need. Triple a number increased by twelve. 5+2 5+2. You cannot change their sequence. 5 less than the product of 3 and a number : 3w - 5 : twice the difference between a number and 9 : 2(z - 9) . 12 20 24 28 please help I have new clue what it is asking. So triple a number means 3y 3y. Tysm smart gal/boii Advertisement Advertisement Well, if b doesn't have value, b can go before or after six. 0000017241 00000 n 0000002067 00000 n Therefore, the expression is 2 (x-9) or 2 (x-9) 1. 8 minus some number : 8 - t : the difference between a number and 12 : w - 12 . -> #'a number +3'# 2023. Who are the experts?Our certified Educators are real professors, teachers, and scholars who use their academic expertise to tackle your toughest questions. Example 3: Write each phrase as an algebraic expression using the variable n. Phrase. 0000019325 00000 n The given algebraic operations are such as. So I would write 2(n + 3). How do you write a quotient of a number and 6 as an expression? This is a question you should keep thinking about as we dig deeper into algebra. How do you evaluate variable expressions? 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. This is mostly used when you are multiplying a fraction times a number. Express the second number in terms of the first number y. 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=? Find the value of x. n11's. So twice a number means 2x 2x. That's not quite right. 0000001782 00000 n 0000006637 00000 n For example 1/2 of a number means 1/2 times a number. With numbers 1 to 9, we have to make the answer 100. Now am 100. But why? x + 6. Log in here. Three times a number minus 8. How do you write a product of a number and 2 as an expression? Latest answer posted October 07, 2013 at 8:13:27 PM. The sum (use plus symbol) of twice a number and 3 3 can be written as 2x+3 2x + 3. Example 2: The difference of triple a number and 5. How long will your trip take (in hours) if you travel 350 km at an average speed of 80 km\hr? So triple a number means 3y. Yes, "of" is a multiplication word when used with percents and fractions. The key to learning is to study a LOT of examples. That is a common way to represent division in algebra, the division sign is not really used there. <<277E800E0BCB7D49B5073CE66CA6BD91>]>> Confusing, I know. 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. f=? Let's look at an example in which the expression consists of more than one number and/or operation. #2x-6#, which translates to "6 less than 2x" or "6 less than twice a number", 59237 views Example 3:Write each sentence as an algebraic equation. Explanation: "Six less than.." means "Subtract 6 from". Latest answer posted October 09, 2017 at 12:54:39 AM. 297 0 obj <> endobj Choose an expert and meet online. 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. 0000016663 00000 n Thirty-two is twice a number increased by eight. How do you simplify the expression #3x-x+4#? Educators go through a rigorous application process, and every answer they submit is reviewed by our in-house editorial team. 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. Therefore, the sum of the quotient and product is {\Large{{m \over 2}}} + 4n. 0000019112 00000 n 0000010040 00000 n answered 10/02/15, Mathematics Teacher - NCLB Highly Qualified, Laura I. 0000013606 00000 n The inequality solver will then show you the steps to help you learn how to solve it on your own. The product of the 1st and the 8th terms is 120. Algebraic expressions are useful because they represent the value of an expression for all of the values a variable can take on. 0000005581 00000 n Answer:2k+s-2im assuming. Latest answer posted October 03, 2011 at 2:12:01 PM. Accessed 4 Mar. all the way to 100. 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. How do you write the variable expression for: a quotient of 2 and the sum of a number and 3 ? 0 I like to think of fractions as segments of a pie or cake. Answer Exercise 11.5. . "Twice the quantity" means 2 times what in in the parentheses. 0000016276 00000 n You take your half (1/2), now I have one half (1/2). For example, the phrase. If you're behind a web filter, please make sure that the domains *.kastatic.org and *.kasandbox.org are unblocked. Find an expression for thrice of s, added with twice of t and subtraction of 9. Answer: Let variable x be the unknown number. 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 By signing up, you agree to receive useful information and to our privacy policy. How do you translate into symbols: 8 minus the quantity of 7 plus q? Math, like any other language, has a way of communicating ideas. -> #'n+3'#. How do you write 5 less than 2 times a number as a variable expression? It is a variable because it varies each week, but the relationship between what the two friends eat always stays the same. How doI determine if this equation is a linear function or a nonlinear function? Example 1:Write each sentence as an algebraic equation. "Twice A Number" eNotes Editorial, 24 July 2014, https://www.enotes.com/homework-help/twice-number-x-470096. The quantity of 3 plus 5 multiplied by a number (3 + 5)n. Then, you want "twice" that number, so multiply by 2. a Question Twice a number, decreased by twenty-nine, is seven. The key words for multiplication are: times, product, twice, doubled, multiplied, and of. Here is an example: Greater Than Or Equal To Type >= for "greater than or equal to". 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 "nine less" indicates subtraction ("less") and nine is how much less. One of the many reasons is that math is more precise and easier to work with than words are. Have you noticed that the division sign is a fraction line with two dots representing the numerator and denominator? xb``g``c``` The difference (use minus symbol) of triple a number and 5 should be written as 3y - 5. And you didn't have to write it this way. Find an answer to your question Twice a number k plus the quantity s minus 2. 0000001602 00000 n The difference (use minus symbol) of triple a number and 5 5 should be written as 3y - 5 3y 5. How do you translate into symbols: The difference of six squared and b? Direct link to ~panda boy jickle~'s post why does the square over , Posted 5 years ago. 347 0 obj<>stream 0000012477 00000 n Math Algebra Pre Algebra Question Write an algebraic expression for: 8 more than s stripes. trailer In this lesson, we learned how to write a sentence as an algebraic equation. In the problem above, x is avariable. How do you write 5 less than 2 times a number as a variable expression. can be written as the expression. There are lots of different ways algebraic expressions are used in everyday life. Select your answer by clicking on its button. 3n - 8. 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. Of is the tricky word. Answer It's saying that two plus three is the same thing as five. 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. In thirteen years she will be twenty-four years old. Add 1 plus 2 plus 3 plus 4. . Most questions answered within 4 hours. 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. Just the other day my mom used math to help teach a group of girls how to make a beaded ring. Take a look at the CS tutorials on Khan Academy and you'll see what I mean. 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. In the problem above, x is a variable. 19 Three fifths of a number plus eight is fifty. Our summaries and analyses are written by experts, and your questions are answered by real teachers. Direct link to E's post That's a great question! That's a great question! 0000071957 00000 n The probability that a coin turns up heads when it is tossed is 1/2. Less Than Or Equal To Type <= for "less than or equal to". 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. 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 . plus the quantity s is just s as a number, then minus 2 is, This site is using cookies under cookie policy . Latest answer posted September 07, 2010 at 12:47:25 PM. Explanation: Let us find the quantitative values of the numbers first. Twice a number k plus the quantity s minus Get the answers you need, now! Twice the quantity usually means, "get ready for parentheses". Direct link to jacob_tolle's post How could algebraic expre, Posted 7 years ago. None less than a number translates to x - 9. 0000084951 00000 n 0000008841 00000 n 0000000016 00000 n No packages or subscriptions, pay only for the time you need. Find the number. If we divide 1 by 2 (1/2) we get 0.5 or a half! Posted 5 years ago. The sum (use plus symbol) of twice a number and 3 can be written as 2x+3. 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). Does that mean if the coin is tossed twice, we will get one heads. Twelve is sixteen less than four times a number. 0000098411 00000 n 0000011270 00000 n If of a number is 4 more than of the same number, what is the number? It is like when you write $ to mean United States Dollars. Inside the parentheses, expect a sum when the statement just says "and". 18 Four times a number minus twenty-nine is eleven. seven divided by twice a number. 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