College Algebra 7th Edition

Published by Brooks Cole
ISBN 10: 1305115546
ISBN 13: 978-1-30511-554-5

Chapter 1, Equations and Graphs - Section 1.8 - Solving Absolute Value Equations and Inequalities - 1.8 Exercises: 30

Answer

$x=-4$

Work Step by Step

$|x+4|\leq 0$ (We ignore the less than sign because the abosolute value can not be negative.) $|x+4|=0$ $x+4=\pm 0=0$ $x=0-4=-4$
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