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: 23

Answer

z=-17

Work Step by Step

$2z=-34$ $\longrightarrow$ multiplication property $2z\div2=-34\div2$ $\longrightarrow$ simplify $z=-17$ Substitute to check. $2(-17)=-34$ $-34=-34\checkmark$
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