Intermediate Algebra for College Students (7th Edition)

Published by Pearson
ISBN 10: 0-13417-894-7
ISBN 13: 978-0-13417-894-3

Chapter 1 - Section 1.2 - Operations with Real Numbers and Simplifying Algebraic Expressions - Exercise Set: 127

Answer

$69-12y$

Work Step by Step

$=7-4[3-4y+20]$ $=3[23-4y]$ $=69-12y$
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