Answer
x=-13
Work Step by Step
$-2x=26$ $\longrightarrow$ multiplication property
$-2x\div-2=26\div-2$ $\longrightarrow$ simplify
$x=-13$
Substitute to check.
$-2(-13)=26$
$26=26\checkmark$
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 148: 20
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