Answer
$(-18,6)$
Work Step by Step
Step 1. Rewrite the inequality as $-4\lt \frac{x}{3}+2\lt 4$
Step 2. Subtract 2 from all sides; we have $-6\lt \frac{x}{3}\lt 2$
Step 3. Multiply 3 to get the solution as $-18\lt x\lt 6$ or $(-18,6)$
Precalculus (6th Edition) Blitzer
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0-13446-914-3
ISBN 13:
978-0-13446-914-0
Chapter 7 - Cumulative Review Exercises - Page 880: 13
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