#### Answer

$x=-x$
$2x=0$ , by adding $x$ to both sides.
$x=0$

#### Work Step by Step

This sentence can be translate to an equation:
The real number is $x$ and its opposite is $-x$
$x=-x$
$2x=0$ , by adding $x$ to both sides.
$x=0$

Published by
Pearson

ISBN 10:
0-32184-874-8

ISBN 13:
978-0-32184-874-1

$x=-x$
$2x=0$ , by adding $x$ to both sides.
$x=0$

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