Intermediate Algebra (12th Edition)

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

Chapter R - Section R.1 - Basic Concepts - R.1 Exercises: 53

Answer

5

Work Step by Step

The absolute value of a number $a$ is equal to $a$ if $a\geq0$ and is equal to $-a$ if $a\lt0$. $-2\lt0$ and $3\geq0$ Therefore, $|-2|+|3|=-(-2)+3=2+3=5$. Recall that $-(-a)=a$.
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