Answer
$69-12y$
Work Step by Step
$=7-4[3-4y+20]$
$=3[23-4y]$
$=69-12y$
Intermediate Algebra for College Students (7th Edition)
by Blitzer, Robert F.
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 - Page 28: 127
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