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: 30



Work Step by Step

$3y=-27$ $\longrightarrow$ multiplication property $3y\div3=-27\div3$ $\longrightarrow$ simplify $y=-9$ Substitute to check. $3(-9)=-27$ $-27=-27\checkmark$
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