Answer
$w=3$
Work Step by Step
$3w-12w=-27\rightarrow$ combine like terms
$-9w=-27\rightarrow$ divide both sides by -9
$-9w\div-9=-27\div-9\rightarrow$ simplify
$w=3$
Prealgebra (7th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321955048
ISBN 13:
978-0-32195-504-3
Chapter 3 - Section 3.2 - Solving Equations: Review of the Addition and Multiplication Properties - Exercise Set - Page 180: 49
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