Algebra 1

Published by Prentice Hall
ISBN 10: 0133500403
ISBN 13: 978-0-13350-040-0

Chapter 3 - Solving Inequalities - 3-8 Unions and Intersections of Sets - Standardized Test Prep - Page 220: 47


$-12\lt x\lt4$

Work Step by Step

$|x+4|\lt8\longrightarrow$ write a compound inequality $-8\lt x+4\lt8\longrightarrow$ subtract 4 from all parts $-8-4\lt x+4-4\lt8-4\longrightarrow$ subtract $-12\lt x\lt4$
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