Basic College Mathematics (10th Edition)

Published by Pearson
ISBN 10:
ISBN 13:

Chapter 5 - Ratio and Proportion - 5.4 Solving Problems - 5.4 Exercises - Page 357: 21

Answer

x = 1

Work Step by Step

$\frac{15}{1\frac{2}{3}} = \frac{9}{x}$ $15x = (1\frac{2}{3})(9)$ $15x = (\frac{5}{3})(\frac{9}{1})$ $15x = \frac{45}{3}$ $15x = 15$ $\frac{15x}{15} = \frac{15}{15}$ $x = 1$
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