Algebra: A Combined Approach (4th Edition)

Published by Pearson
ISBN 10: 0321726391
ISBN 13: 978-0-32172-639-1

Chapter 7 - Section 7.5 - Solving Equations Containing Rational Expressions - Exercise Set: 9

Answer

a = 5

Work Step by Step

$\frac{a}{5}$=$\frac{a-3}{2}$ 10$\frac{a}{5}$=10$\frac{a-3}{2}$ 2a=5(a-3) 2a=5a-15 2a-2a=5a-2a-15 0=3a-15 15=3a a=5 The solution is 5 Check a=5 $\frac{5}{5}$=$\frac{5-3}{2}$ 1=$\frac{2}{2}$ 1=1
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