Answer
$68=r$
Work Step by Step
Dividing both sides by $
-1
$, then the solution to the given equation, $
-68=-r
$, is
\begin{array}{l}
\dfrac{-68}{-1}=\dfrac{-r}{-1}
\\\\
68=r
.\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 - 2.1 Solving Equations - 2.1 Exercise Set - Page 86: 50
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