Prealgebra (7th Edition)

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

Chapter 4 - Section 4.3 - Multiplying and Dividing Fractions - Exercise Set: 61

Answer

$\frac{15x}{4}$

Work Step by Step

$\frac{21x^2}{10y}\div\frac{14x}{25y}=\frac{21x^2}{10y}\times\frac{25y}{14x}=\frac{21x^2\times 25y}{10y\times 14x}=\frac{525x^2y}{140xy}=\frac{525x^2y\div35xy}{140xy\div35xy}=\frac{15x}{4}$
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