Intermediate Algebra (6th Edition)

Published by Pearson
ISBN 10: 0321785045
ISBN 13: 978-0-32178-504-6

Chapter 1 - Section 1.2 - Algebraic Expressions and Sets of Numbers - Exercise Set - Page 16: 58



Work Step by Step

The absolute value is the number of units a number $x$ is away from 0, and is indicated by putting $x$ between two vertical lines (e.g. |$x$|). Since 8 is 8 units away from 0, the absolute value of 8—written as |8|—is 8.
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