Prealgebra (7th Edition)

Published by Pearson
ISBN 10: 0321955048
ISBN 13: 978-0-32195-504-3

Chapter 3 - Review - Page 204: 23



Work Step by Step

$n+18=10-(-2)$ $\longrightarrow$combine like terms $n+18=12$ $\longrightarrow$addition property $n+18-18=12-18$combine like terms $n=-6$
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