Answer
$x=-5$
Work Step by Step
$3(3x-1)=4(3+3x)$
$3(3x)-3(1)=4(3)+4(3x)$
$9x-3=12+12x$
$9x-12x-3=12$
$-3x-3=12$
$-3x=12+3$
$-3x=15$
$-3x\div(-3)=15\div(-3)$
$x=-5$
Check the answer.
3(3(-5)-1)=4(3+3(-5))
3(-15-1)=4(3-15)
3(-16)=4(-12)
-48=-48
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: 20
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