Answer
$b = 1$
Work Step by Step
$0 = -9(b-1)$
$-9(b-1) = 0$
$-9b + 9 = 0$
$-9b = -9$
$b = \frac{-9}{-9}$
$b = 1$
Basic College Mathematics (10th Edition)
by Lial, Margaret L.; Salzman, Stanley A.; Hestwood, Diana L.
Published by
Pearson
ISBN 10:
0134467795
ISBN 13:
978-0-13446-779-5
Chapter 9 - Basic Algebra - 9.7 Solving Equations with Several Steps - 9.7 Exercises - Page 679: 72
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