Basic College Mathematics (9th Edition)

Published by Pearson
ISBN 10: 0321825535
ISBN 13: 978-0-32182-553-7

Chapter 9 - Basic Algebra - 9.7 Solving Equations with Several Steps - 9.7 Exercises: 77

Answer

$a = -6.75$

Work Step by Step

$2(a + 0.3) = 1.2(a-4)$ $2a + 0.6 = 1.2a - 4.8$ $0.8a + 0.6 = -4.8$ $0.8a = -5.4$ $a = \frac{-5.4}{0.8}$ $a = -6.75$
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