Answer
$a = -6.75$
Work Step by Step
$2(a + 0.3) = 1.2(a-4)$
$2a + 0.6 = 1.2a - 4.8$
$0.8a + 0.6 = -4.8$
$0.8a = -5.4$
$a = \frac{-5.4}{0.8}$
$a = -6.75$
Basic College Mathematics (10th Edition)
by Lial, Margaret L.; Salzman, Stanley A.; Hestwood, Diana L.
Published by
Pearson
ISBN 10:
0134467795
ISBN 13:
978-0-13446-779-5
Chapter 9 - Basic Algebra - 9.7 Solving Equations with Several Steps - 9.7 Exercises - Page 679: 77
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