Answer
$a=3$ and $b=5$
Work Step by Step
We are given:
$-1\lt x\lt 1$
We add $4$:
$-1+4\lt x+4\lt 1+4$
$3\lt x+4\lt 5$
Therefore:
$a=3$ and $b=5$
College Algebra (10th Edition)
by Sullivan, Michael
Published by
Pearson
ISBN 10:
0321979478
ISBN 13:
978-0-32197-947-6
Chapter 1 - Section 1.5 - Solving Inequalities - 1.5 Assess Your Understanding - Page 128: 93
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