Answer
$z=-5$
Work Step by Step
We are given the equation $-5.4z=27$. In order to solve, we must divide both sides by -5.4.
$\frac{-5.4\times z}{-5.4}=\frac{27}{-5.4}=-5$
Therefore, $z=-5$.
Basic College Mathematics (9th Edition)
by Lial, Margaret L.; Salzman, Stanley A.; Hestwood, Diana L.
Published by
Pearson
ISBN 10:
0321825535
ISBN 13:
978-0-32182-553-7
Chapter 9 - Basic Algebra - 9.6 Solving Equations - 9.6 Exercises - Page 672: 52
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