Algebra 2 (1st Edition)

Published by McDougal Littell
ISBN 10: 0618595414
ISBN 13: 978-0-61859-541-9

Chapter 1, Equations and Inequalities - 1.7 Solve Absolute Value Equations and Inequalities - Guided Practice for Example 4 - Page 53: 9


$x\geq\frac{10}{3}$ or $x\leq-5$

Work Step by Step

$|3x+5|\geq10$ implies $3x+5\geq10\\3x\geq10\\x\geq\frac{10}{3}$ or $3x+5\leq-10\\3x\leq-15\\x\leq-5$. Thus $x\geq\frac{10}{3}$ or $x\leq-5$. I used a graphing utility to graph this set.
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