Prealgebra (7th Edition)

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 - Vocabulary, Readiness & Video Check - Page 179: 9



Work Step by Step

$2z=12-14$ $\longrightarrow$ simplify $2z=-2$ $\longrightarrow$ multiplication property $2z\div2=-2\div2$ $\longrightarrow$ simplify $z=-1$
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