Trigonometry (10th Edition)

Published by Pearson
ISBN 10: 0321671775
ISBN 13: 978-0-32167-177-6

Appendix A - Equations and Inequalities: 91

Answer

The equivalent interval notation is $(-5, 3)$.

Work Step by Step

$-5$ $\lt$ $5 + 2x$ $\lt$ $11$ $-5 - 5$ $\lt$ $2x$ $\lt$ $11 - 5$ $- \frac{10}{2}$ $\lt$ $x$ $\lt$ $\frac{6}{2}$ $-5$ $\lt$ $x$ $\lt$ $3$ The equivalent interval notation is $(-5, 3)$.
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