Answer
$x=4$
Work Step by Step
$-5x=-2x-12$
First add 2x to both sides.
$-5x+2x=-12$
$-3x=-12$
Then divide both sides by -3.
-3x$\div$(-3)=-12$\div$(-3)
$x=4$
Check the answer.
-5(4)=-2(4)-12
-20=-8-12
-20=-20
Introductory Algebra for College Students (7th Edition)
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0-13417-805-X
ISBN 13:
978-0-13417-805-9
Chapter 2 - Section 2.2 - The Multiplication Property of Equality - Exercise Set - Page 130: 45
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