Answer
$x=-1$
Work Step by Step
$20=44-8(2-x)$
$20+8(2-x)=44$
$8(2-x)=44-20$
$8(2-x)=24$
$\frac{8(2-x)}{8}=\frac{24}{8}$
$2-x=3$
$-x=3-2$
$-x=1$
$-x(-1)=1(-1)$
$x=-1$
Check the answer.
20=44-8(2-(-1))
20=44-8(2+1)
20=44-8(3)
20=44-24
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 2.3 - Solving Linear Equations - Exercise Set - Page 141: 12
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