Prealgebra (7th Edition)

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: 39



Work Step by Step

$-12y=-144$ $\longrightarrow$ multiplication property $-12y\div-12=-144\div-12$ $\longrightarrow$ simplify $y=12$ Substitute to check. $-12(12)=-144$ $-144=-144\checkmark$
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