Prealgebra (7th Edition)

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

Chapter 4 - Section 4.8 - Solving Equations Containing Fractions - Exercise Set - Page 311: 36

Answer

$a = 7$

Work Step by Step

$\frac{a}{2} = \frac{a}{7} + \frac{5}{2}$ $\frac{a}{2} - \frac{a}{7} = \frac{5}{2}$ $\frac{7a - 2a}{14} = \frac{5}{2}$ $7a - 2a = 35$ $5a = 35$ $a = 7$
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