Elementary Technical Mathematics

Published by Brooks Cole
ISBN 10: 1285199197
ISBN 13: 978-1-28519-919-1

Chapter 6 - Review - Page 263: 21



Work Step by Step

First, rewrite the equation in the form $$5-\frac{7}{x}=\frac{18}{5}.$$ By multiplying both sides by $5x$ and simplifying, we get $$25x-35=18x \Longrightarrow 7x=35.$$ By dividing both sides by $7$, we have $$x= \frac{35}{7}=5.$$
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