Answer
$$x=-\frac{52}{25}$$
Work Step by Step
Since all the denominators are factors of 60, we multiply both sides by 60 and we get
$$
20(2x)+12=15x+20(-2)\Longrightarrow 40x=15x-52\\
\Longrightarrow 25x=-52\Longrightarrow x=-\frac{52}{25}
.$$
Elementary Technical Mathematics
by Nelson, Robert; Eren, Dale;
Published by
Brooks Cole
ISBN 10:
1285199197
ISBN 13:
978-1-28519-919-1
Chapter 8 - Cumulative Review - Page 318: 14
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