Thinking Mathematically (6th Edition)

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: 53

Answer

29y - 29

Work Step by Step

7(3y-5) + 2(4y+3) Use the distributive property to remove the parentheses 7.3y - 7.5 + 2.4y +2.3 Multiply 21y - 35 + 8y +6 Group like terms (21y + 8y) - (35 -6) combine like terms (21y + 8y) = (21+8)y = 29y , (35 - 6) = 29 29y - 29
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