Prealgebra (7th Edition)

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

Chapter 8 - Cumulative Review: 8



Work Step by Step

$\frac{7}{2}+\frac{a}{4}=1$ $\frac{7}{2}+\frac{a}{4}-\frac{7}{2}=1-\frac{7}{2}$ $\frac{a}{4}=-\frac{5}{2}$ $\frac{a}{4}\times4=-\frac{5}{2}\times4$ $a=\frac{-20}{2}=-10$
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