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 - Vocabulary, Readiness & Video Check: 10

Answer

$-a$

Work Step by Step

The opposite of a number is a number that is the same distance from zero, but on the opposite side of the number line (i.e. the opposite of a positive number would be negative and vice versa). The opposite of a number $a$ would be $-|a|$, or $-a$.
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