Precalculus (6th Edition)

Published by Pearson
ISBN 10: 013421742X
ISBN 13: 978-0-13421-742-0

Chapter 1 - Equations and Inequalities - 1.8 Absolute Value Equations and Inequalities - 1.8 Exercises - Page 168: 63


$x=-\displaystyle \frac{2}{3}$

Work Step by Step

Apply absolute rule: $\quad $ If $|u|\leq 0$ then $u=0$ $ 3x+2=0\qquad$...Subtract 2 from both sides.Simplify $ 3x=-2\qquad$...Divide both sides by 3 $x=\displaystyle \frac{-2}{3}$
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