Answer
$x = \frac{-3a - b}{a-3}$
Work Step by Step
$ax + b = 3x - 3a$
$ax - 3x = -3a - b$
$(a-3)x = -3a - b$
$x = \frac{-3a - b}{a-3}$
Precalculus (6th Edition)
by Lial, Margaret L.; Hornsby, John; Schneider, David I.; Daniels, Callie
Published by
Pearson
ISBN 10:
013421742X
ISBN 13:
978-0-13421-742-0
Chapter 1 - Equations and Inequalities - 1.1 Linear Equations - 1.1 Exercises - Page 93: 51
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