Basic College Mathematics (9th Edition)

Published by Pearson
ISBN 10: 0321825535
ISBN 13: 978-0-32182-553-7

Chapter 9 - Basic Algebra - Review Exercises: 81

Answer

$r=-7$

Work Step by Step

We are given the equation $-8r=56$. We can solve for r by dividing both sides by -8. $\frac{-8r}{-8}=\frac{56}{-8}$ Therefore, $r=-7$.
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