Answer
z=11
Work Step by Step
7z=77
$\frac{7z}{7}$=$\frac{77}{7}$
z=11
Check the answer.
7(11)=77
77=77
Introductory Algebra for College Students (7th Edition)
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0-13417-805-X
ISBN 13:
978-0-13417-805-9
Chapter 2 - Review Exercises - Page 203: 8
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