Prealgebra (7th Edition)

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

Chapter 3 - Review: 37

Answer

$x=-6$

Work Step by Step

$2(x+4)-10=-2(7)$ $\longrightarrow$distributive property; multiplication $2x+8-10=-14$ $\longrightarrow$combine like terms $2x-2=-14$ $\longrightarrow$addition property $2x-2+2=-14+2$ $\longrightarrow$combine like terms $2x=-12$ $\longrightarrow$multiplication property $2x\div2=-12\div2$ $\longrightarrow$simplify $x=-6$
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