Answer
$x=-\dfrac{1}{3}$
Work Step by Step
Using the properties of equality, the solution to the given equation, $
7-3x=8
$, is
\begin{array}{l}\require{cancel}
-3x=8-7
\\\\
-3x=1
\\\\
x=\dfrac{1}{-3}
\\\\
x=-\dfrac{1}{3}
.\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 - Connecting: The Concepts - Exercises - Page 134: 6
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