Answer
$x=-6$
Work Step by Step
Using the properties of equality, the solution to the given equation, $
6+\dfrac{7}{2}x=-15
$, is
\begin{array}{l}
\dfrac{7}{2}x=-15-6
\\\\
\dfrac{7}{2}x=-21
\\\\
x=-21\cdot\dfrac{2}{7}
\\\\
x=-6
.\end{array}
Elementary and Intermediate Algebra: Concepts & Applications (6th Edition)
by Bittinger, Marvin L.; Ellenbogen, David J.; Johnson, Barbara L.
Published by
Pearson
ISBN 10:
0-32184-874-8
ISBN 13:
978-0-32184-874-1
Chapter 2 - Equations, Inequalities, and Problem Solving - 2.2 Using the Principles Together - 2.2 Exercise Set - Page 94: 33
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