Answer
No x=-x for any value that is not 0.
All x=x for all real numbers.
Work Step by Step
No x=-x for any value that is not 0.
$x=1$
$1\ne-1$
$x=x$ for all real numbers, since all real numbers are equal to themselves.
Intermediate Algebra (6th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321785045
ISBN 13:
978-0-32178-504-6
Chapter 2 - Section 2.1 - Linear Equations in One Variable - Exercise Set - Page 56: 84
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