Answer
n=100
Work Step by Step
$\frac{n}{5}=-20$ $\longrightarrow$ multiplication property
$\frac{n}{5}\times5=-20\times5$ $\longrightarrow$ simplify
$n=-100$
Substitute to check.
$\frac{-100}{5}=-20$
$-20=-20\checkmark$
Prealgebra (7th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321955048
ISBN 13:
978-0-32195-504-3
Chapter 2 - Section 2.6 - Solving Equations: The Addition and Multiplication Properties - Exercise Set - Page 149: 42
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