Answer
$\{x|-6\lt x\lt0\}$
See graph.
Work Step by Step
Multiply 2 to each side,
$2\lt 2-x\lt8$
$0\lt -x\lt6$
$-6\lt x\lt0$
thus $\{x|-6\lt x\lt0\}$
See graph.
Precalculus: Concepts Through Functions, A Unit Circle Approach to Trigonometry (3rd Edition)
by Sullivan III, Michael
Published by
Pearson
ISBN 10:
0-32193-104-1
ISBN 13:
978-0-32193-104-7
Appendix A - Review - A.10 Internal Notation; Solving Inequalities - A.10 Assess Your Understanding - Page A87: 75
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