Thinking Mathematically (6th Edition)

by Blitzer, Robert F.

Published by Pearson

ISBN 10: 0321867327

ISBN 13: 978-0-32186-732-2

Chapter 6 - Algebra: Equations and Inequalities - 6.1 Algebraic Expressions and Formulas - Exercise Set 6.1 - Page 347: 51

Answer

27x - 10

Work Step by Step

5(3x-2)+12x Use the distributive property to remove the parentheses 5.3x - 5.2 + 12x Multiply 15x - 10 +12x Group like terms (15x + 12x) - 10 combine like terms (15x+12x) = (15+12)x = 27x 27x - 10

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