Answer
$-5.5$
Work Step by Step
$-3x-4.7 = 11.8$
Multiply both sides by $10$
$10(-3x-4.7) = 11.8 \times 10$
Use distributive property.
$10(-3x)-10(4.7) = (11.8) 10$
$-30x-47=118$
$-30x=118+47$
$-30x=165$
$x = -\frac{165}{30}$
$x=-5.5$
Intermediate Algebra (6th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321785045
ISBN 13:
978-0-32178-504-6
Chapter 2 - Sections 2.1-2.4 - Integrated Review - Linear Equations and Inequalities - Page 88: 18
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