Trigonometry (10th Edition)

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

Appendix A - Equations and Inequalities: 98

Answer

$-12$ $\leq$ $x$ $\leq$ $6$ The equivalent interval notation is $[-12, 6]$.

Work Step by Step

$-5$ $\leq$ $\frac{x - 3}{3}$ $\leq$ $1$ $-5 * 3$ $\leq$ $x - 3$ $\leq$ $1 * 3$ $-15 + 3$ $\leq$ $x$ $\leq$ $3 + 3$ $-12$ $\leq$ $x$ $\leq$ $6$ The equivalent interval notation is $[-12, 6]$.
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