Prealgebra (7th Edition)

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

Chapter 3 - Review: 57

Answer

$n=-1$

Work Step by Step

$6(2n-1)+18=0$ $\longrightarrow$distributive property $12n-6+18=0$ $\longrightarrow$combine like terms $12n+12=0$ $\longrightarrow$addition property $12n+12-12=0-12$ $\longrightarrow$combine like terms $12n=-12$ $\longrightarrow$multiplication property $12n\div12=-12\div12$ $\longrightarrow$simplify $n=-1$
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