Answer
$-9z+27$
Work Step by Step
The distributive property holds that $a(b+c)=ab+ac$ for real numbers a, b, and c.
Therefore, $-9(z-3)=-9(z)+(-9(-3))=(-9\times z)+(-9\times-3)=-9z+27$.
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 - Review Exercises - Page 698: 89
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