Basic College Mathematics (10th Edition)

Published by Pearson
ISBN 10:
ISBN 13:

Chapters 1-10 - Cumulative Review Exercises - Page 757: 18

Answer

$x=6$

Work Step by Step

We have $\frac{15}{x} = \frac{390}{156}$ Then $x = \frac{15*156}{390} = 6$
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