Answer
0
Work Step by Step
The opposite of a real number $a$ is written as $-a$. Therefore, the opposite of $a$ is the negative of $a$.
Therefore, if $x=0$, then $-x=-(0)=0$. That is, the negative of 0 is equal to 0.
Elementary and Intermediate Algebra: Concepts & Applications (6th Edition)
by Bittinger, Marvin L.; Ellenbogen, David J.; Johnson, Barbara L.
Published by
Pearson
ISBN 10:
0-32184-874-8
ISBN 13:
978-0-32184-874-1
Chapter 1 - Introduction to Algebraic Expressions - 1.6 Subtraction of Real Numbers - 1.6 Exercise Set - Page 49: 32
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