Intermediate Algebra (12th Edition)

Published by Pearson
ISBN 10: 0321969359
ISBN 13: 978-0-32196-935-4

Chapter R - Section R.2 - Operations on Real Numbers - R.2 Exercises - Page 20: 50



Work Step by Step

$|-6|+|-3|-|4|-|-8|=(6)+(3)-(4)-(8)=6+3-4-8=9-4-8=9-(4+8)=9-(12)=9+(-12)=-3$ Recall that $|a|=-a$ if $a\lt0$ and $|a|=a$ if $a\geq0$.
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