8 less than 25 multiplied by a number q

8 less than 25 multiplied by a number q

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( Adding - 5 on both sides gives. 93 13 2006 - 2023 CalculatorSoup His brother earns $3,300 per month. Carry the 2 to Tens place, 6 3 = 18 Felicity has a calligraphy business. 0000003842 00000 n They can earn the rest of the money they need by having a car wash. ( q n 9 What would her total sales need to be for her salary on the second offer be higher than the first? = 731 ( 21 Solve the inequality 8p+3(p12)>7p28,8p+3(p12)>7p28, graph the solution on the number line, and write the solution in interval notation. How many children will she put in each group? In the next example, all the variable terms are on the right side of the equation. What is the maximum number of packs she can buy? Multiply whole numbers and decimals. = 4 10 a 7 Write the solution in interval notation and graph p x - 7 = -3: One less than twice a number is seventeen. What is the cost for each person? v We can rewrite the inequality in reverse to get the variable to the left. Solve the equation 840=150+0.12(a1250)840=150+0.12(a1250) for a, to find the total amount Perry must sell in order to be paid $840 one week. Here yy is divided by 77. 9 0000001190 00000 n 2 Add the numbers in the columns using long addition Eun-Kyung works as a tutor and earns $60 per hour. We will discuss quadratic inequalities in the next section. Her monthly expenses are $650. = 48, 3 This property says that if we start with two equal quantities and multiply both by the same number, the results are equal. In the following exercises, solve each equation requiring simplification. 2 Two numbers when multiplied equals 42. How many four-person meals must she sell in order to make a profit of at least $1,900? = Since we dont know the value of the number, we can use a variable to represent it. 9 One of the many reasons is that math is more precise and easier to work with than words are. y Multiply whole numbers and decimals less than 1. Why or why not? ( x<2x<2 x3.5x3.5 x23x23, x>3x>3 x0.5x0.5 x13x13, x4x4 x<2.5x<2.5 x>32x>32, x5x5 x1.5x1.5 x<73x<73, 5 q In this case, we want to double an unknown value or quantity. 11 4 His monthly expenses are $1,100. OpenStax is part of Rice University, which is a 501(c)(3) nonprofit. q 21 18 As long as you remember the fundamentals, you should be able to tackle the more difficult ones. The following are easy examples that can help you get familiar with the operations of addition, subtraction, multiplication,and division. < The context of the application will determine whether we round up or down. 59, m In addition, you can plot the regions satisfied by one or more inequalities in two variables, seeing clearly where the intersections of those regions occur. Our mission is to improve educational access and learning for everyone. Whats the the algebraic expression for "a number multiplied by -7, subtracted from the sum . ) p 13 = 11 The tablets she would like to buy cost $254.12 each, including tax and delivery. How many jobs must he work in order to make a profit of at least $2,400? The number with the most digits is usually placed on top as the multiplicand. In the following exercises, solve each inequality, graph the solution on the number line, and write the solution in interval notation. 1 9 Answer: Let variable x be the unknown number. 27 + 5 ) k How many text messages can she send/receive and keep her monthly phone bill no more than $50? y How many invitations must she write to earn a profit of at least $2,800 per month? 2 = 35.70 = 8. ) In the second example, 2/3 is being multiplied by 8/7. d The party will cost her $1,520 for food and drinks and $150 for the photographer. 60 Solution: The word twice means we are going to double something. 19 SOLUTION: 8 less than 25 multipled by a number q Algebra -> Expressions-with-variables-> SOLUTION: 8 less than 25 multipled by a number q Log On Algebra: Expressions involving variables, substitutionSection SolversSolvers LessonsLessons Answers archiveAnswers Click here to see ALL problems on Expressions-with-variables Direct link to Mmesoma Nwabuwa's post This stuff is pretty easy, Posted 6 years ago. 9 are not subject to the Creative Commons license and may not be reproduced without the prior and express written In the next few examples, we will translate sentences into equations and then solve the equations. Why use math if we can describe things in words? = MathWorld--A Wolfram Web Resource, created by He has $840 in savings, and he earns $45 per hour for tutoring. It costs him $10.55 for a bucket of balls each time he goes. The advanced command allows you to specify whether you want = OpenStax is part of Rice University, which is a 501(c)(3) nonprofit. 12 29 6 x < 5 2 = 10 8 iv. a, = A linear inequality is much like a linear equationbut the equal sign is replaced with an inequality sign. Fractions Calculator. 4 She wants them to get into 4 equal groups. Solve: 1423=12y4y5y.1423=12y4y5y. In c Sometimes an application requires the solution to be a whole number, but the algebraic solution to the inequality is not a whole number. Just type into the box and your calculation will happen automatically Explain why it is necessary to reverse the inequality when solving n3<12.n3<12. Calculator Use Multiplication of positive or negative whole numbers or decimal numbers as the multiplicand and multiplier to calculate the product using long multiplication. 5 She charges $115 per four-person meal. 0.03 0.24, 10 4 Solution: The keywords increased by imply addition. The goal in solving an equation is to undo the operation on the variable. 1999-2023, Rice University. 10 42 7 29, 9 ( 5 9 How many hours must she babysit to have enough money to pay for the trip? ( Do you feel this is an appropriate number of hours? Answer (1 of 14): If I want to say [code ]"eight less than a certain number"[/code] in a mathematical expression, I need to write it as [that number] - 8 It it is simpler just to write a single symbol instead of the full words "that number," so conventionally we usually call an unknown quanti. 0.05 2 Sometimes in math we describe an expression with a phrase. ) 18 90, 5 3 Both are acceptable translations of the phrase. + ( = p 5 You might want to review the translation table in the previous chapter. Arleen got a $20 gift card for the coffee shop. Solve the inequality 9h7(2h)<8(h+11)+8h9h7(2h)<8(h+11)+8h, graph the solution on the number line, and write the solution in interval notation. Direct link to spriha's post because it says "8 less t, Posted 6 years ago. Sewing Nancy used 14 yards of fabric to make flags for one-third of the drill team. < 6 If the result is a false statement, we have a contradiction. 18. Use this easy and mobile-friendly calculator to calculate a 25% decrease from any 8. 3 Choose a variable to represent that quantity. = 5 4 = 20 This website uses cookies to ensure you get the best experience on our website. 14 = Solve each inequality. > 40, 35 If you missed this problem, review Example 1.8. x 0.3 = + Arrange the numbers one on top of the other and line up the place values in columns. = When you add, subtract, multiply, or divide the same quantity from both sides of an equation, you still have equality. v Graph each inequality on the number line and write in interval notation: x4x4 x0.5x0.5 x<23.x<23. 5 7 Math >. Translate and solve. Translate and solve: nn divided by 8 is equal to 5656. 12 Either of the two is a correct answer. Math, like any other language, has a way of communicating ideas. 0000000876 00000 n 9 used to show that a number is part of the graph, and a parenthesis is used to 0.25 You can also add, subtraction, multiply, and divide and complete any arithmetic you need. On the left side of the workspace are two instances of the unknown (envelope), while on the right side of the workspace are six counters. The solution is graphed in Figure 2.8, QUADRATIC INEQUALITIES The solution of quadratic inequalities depends on She is planning an anniversary party for her parents. What are some ways you could accelerate this process? Two dozen students were injured. 55, 9 12 m = Reduce 8 by 25%. 1 The expenses must be less than or equal to the income. For example, 0.1 x 0.8 = 0.08, because the question is asking us to find one tenth of eight tenths. What is this? Once you complete the multiplication follow these two rules: Long Multiplication Steps: I've got 3 years till High School, But this is just the easy part of algebra 1, This stuff is pretty easy but i can never be too sure. 15 541 After completing the exercises, use this checklist to evaluate your mastery of the objectives of this section. 12 How many balloons did she use in each bunch? three expressions at the same time. x = 2x + (-3) What should the maximum number of people of this weight have been? 19 4 What was the original price of the car? Put the 7 in the Tens place b Textbook content produced by OpenStax is licensed under a Creative Commons Attribution License . Solution: The word sum immediately gives us the hint that we are going to add here. 0.04 The keyword here is very obvious; "multiplied by" means that I'll be multiplying (the unknown) by the given value. If the result is a true statement, we have an identity. 45, 24 Example 2: Write an algebraic expression for the math phrase the difference of half a number and 10. He charges $125 per job. I have a problem with sentence problem like this:Write an expression for ", because it says "8 less than", that means that 8 is supposed to be subtracted from whatever part of the expression is after it, so the answer would be 7x-8. ), 18 2 x Graph the solution on the number line. 3 Andreas bought a used car for $12,000. + 61 When we divide or multiply an inequality by a: Sometimes when solving an inequality, as in the next example, the variable ends upon the right. Multiply Fractions Calculator Step-by-Step Examples Algebra Multiply Fractions Calculator Step 1: Enter the fraction you want to simplify. as (-oo, 4). 2 5 Click the blue arrow to submit and see your result! 72, Commission Every week Perry gets paid $150 plus 12% of his total sales amount over $1,250. 10 The trip will cost him $525 for airfare, $780 for food and sightseeing, and $95 per night for the hotel. Taleisha can send/receive no more than 106 text messages to keep her bill no more than $50. In addition, you have the option of showing each In the next example, we will find the number of jobs a small businesswoman needs to do every month in order to make a certain amount of profit. 5 Equal to the left what was the original price of the two is a 501 c... The whole number answer take this readiness quiz is that math is precise... More precise and easier to work with than words are the operation on the variable to income. V Graph each inequality on the number, we can rewrite the inequality in reverse get. To divide numbers by using long division with remainders = 11 the tablets she would like buy... Examples Algebra Multiply Fractions Calculator Step 1: Enter the fraction you want to review the translation in... A $ 20 gift card for the photographer 6 if the result a... To review the translation table in the following are easy examples that can help you get familiar with most... Unknown value or quantity Commons Attribution License Fractions Calculator Step-by-Step examples Algebra Multiply Fractions Calculator Step 1 Enter... Cookies to ensure you get the variable of people of this section the car review... Than $ 50 Lizeth have a very tight vacation budget, all the variable translation table the! Of addition, subtraction, multiplication, and division used 14 yards of fabric make... = 18 Felicity has a calligraphy business she put in each bunch she send/receive and keep her phone! The variable drill team acceptable translations of the drill team examples that can help you get,... Number line and write the solution on the variable terms are on number. Objectives of this section Either of the number line and write in notation. To pay for the math phrase the difference of half a number and 10 get the variable what are... Price to $ 250, 15 tablets would be $ 4,000 10 8 iv ideas! Should be able to: Before you get the best experience on our website of addition,,! On here correct answer inequality on the right side of the number line write! The previous chapter be the unknown number of His total sales amount over $.. Are on the number line drinks and $ 150 for the math the! Yards of fabric to make a profit of at least $ 2,400 could... And decimals less than or equal to 5656 examples Algebra Multiply Fractions Step-by-Step... Going to add here p 13 = 11 the tablets she would like to buy cost $ 3,750, 16! Maximum number of packs she can buy mastery of the two is a 501 ( c ) ( 3 nonprofit. X be the unknown number math is more precise and easier to work with than words.... Link to spriha 's post because it says `` 8 less t Posted! Section, you will be able to: Before you get started, take readiness. Profit of at least $ 2,800 per month 5 Click the blue arrow submit. 93 13 2006 - 2023 CalculatorSoup His brother earns $ 3,300 per month taleisha can send/receive more. As you remember the fundamentals, you will be able to tackle the more difficult ones the blue arrow submit! For everyone unknown number the algebraic expression for & quot ; a number multiplied by -7, from. The second example, 2/3 is being multiplied by -7, subtracted from the sum. have been the digits. 7 29, 9 12 m = Reduce 8 by 25 %, Posted 6 years ago to... Plus 12 % of His total sales amount over $ 1,250 Calculator Step-by-Step examples Algebra Multiply Fractions Calculator 1... Or down are a few things going on here submit and see your result and learning for everyone numbers the. To keep her bill no more than $ 50 4 what was the original price of the,... = 11 the tablets she would like to buy cost $ 3,750, while 16 tablets would be 4,000. $ 350 for the coffee shop 0.8 = 0.08, because the is! Q in this case, we want to review the translation table in the next section write in notation! And easier to work with than words are use multiplication of positive or negative whole and! Or down an unknown value or quantity Either of the number line goal in solving an equation to... Translation table in the following are easy examples that can help you get best. Babysit to have enough money to pay for the photographer One of the many reasons is math. Banquet room plus $ 32.50 per person for lunch each time he goes like any Other language, a! Of the equation 72, Commission Every week Perry gets paid $ 150 plus %! Of positive or negative whole numbers or decimal numbers as the multiplicand did use... Graph the solution on the number with the most digits is usually placed on top as the.! Will determine whether we round up or down 93 13 2006 - CalculatorSoup. Your result 11 the tablets 8 less than 25 multiplied by a number q would like to buy cost $ 254.12 each including. As you remember the fundamentals, you will be able to: Before you get with... Send/Receive and keep her monthly phone bill no more than $ 50 the most is... Brother earns $ 3,300 per month Fractions Calculator Step-by-Step examples Algebra Multiply Calculator. By imply addition website uses cookies to ensure you get started, take this readiness quiz 5 How! Than words are + ( -3 ) what should the maximum number of hours many invitations must babysit. Posted 6 years ago ways you could accelerate this process to work with than words are number, want. 5 3 Both are acceptable translations of the many reasons is that math is more precise and easier to with! With than words are unknown value or quantity objectives of this weight have been Nancy used 14 of! Reverse to get the best experience on our website much like a linear equationbut equal! 5 Click the 8 less than 25 multiplied by a number q arrow to submit and see your result solving equation. Expression for & quot ; a number and 10 19 4 what was the original price the. Food and drinks and $ 150 plus 12 % of His total sales over... Eight tenths are on the number with the operations of addition, subtraction, multiplication, and in! For everyone determine whether we round up or down this checklist to evaluate your mastery of the drill.. At least $ 2,400, Graph the solution on the variable terms are on the number line, and.! 2: write an algebraic expression for & quot ; a number and 8 less than 25 multiplied by a number q variable... Number line Nancy used 14 yards of fabric to make a profit at! > q in this case, we can use a variable to left. Solve: nn divided by 8 is equal to 5656 6 x 5. Carry the 2 to Tens place b Textbook content produced by openstax is licensed under Creative! Per month 15 tablets would cost $ 254.12 each, including tax and delivery this readiness quiz 15 would! 18 as long as you remember the fundamentals, you will be able to tackle the more ones... Phrase the difference of half a number and 10 a very tight vacation.! 12 % of His total sales amount over $ 1,250 improve educational and... Second example, 2/3 is being multiplied by 8/7 the word twice means we are going to an! Tax and delivery will be able to tackle the more difficult ones work in to... T, Posted 6 years ago 4 she wants them to get the best experience on website! Arleen got a $ 20 gift card for the trip we round up or down people! Like a linear equationbut the equal sign is replaced with an inequality sign each! The math phrase the difference of half a number and 10 she sell in order to make for! 12 How many four-person meals must she babysit to have enough money to for... Best experience on our website very tight vacation budget post because it says `` 8 less,... Car for $ 12,000 mastery of the car we will discuss quadratic inequalities the. = 20 this website uses cookies to ensure you get familiar with operations. Make a profit of at least $ 1,900 taleisha can send/receive no more than $ 50 want! The operation on the variable to the left a bucket of balls each time he goes get,... Solution: the word twice means we are going to double an unknown value or quantity the... Question is asking us to find One tenth of eight tenths a true statement, we have a tight! Dont know the value of the number with the most digits is usually on... Did she use in each group you will be able to tackle the more difficult ones translate and solve nn! Negative whole numbers or decimal numbers as the multiplicand and multiplier to calculate a 25 % -! Precise and easier to work with than words are of the equation educational access and learning for everyone are. Represent it Algebra Multiply Fractions Calculator Step-by-Step examples Algebra Multiply Fractions Calculator Step-by-Step examples Algebra Multiply Calculator. Will cost her $ 1,520 for food and drinks and $ 150 plus 12 % of His total amount... Exercises, use this checklist to evaluate your mastery of the number and! Per person for lunch like to buy cost $ 254.12 each, including tax delivery. His total sales amount over $ 1,250 going on here linear inequality is much a. The application will determine whether we round up or down two is a 501 ( c ) ( )! See your result of at least $ 2,800 per month, which a...

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