Answer
$x \geq -12$
Work Step by Step
$-2(x+1) \leq -x+10$
$-2x-2 \leq -x+10$
$-x-2 \leq 10$
$-x \leq 12$
$-x/-1 \leq 12/-1$
$x \geq -12$
Algebra: A Combined Approach (4th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321726391
ISBN 13:
978-0-32172-639-1
Chapter 8 - Section 8.2 - Introduction to Functions - Exercise Set - Page 588: 90
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