Elementary Algebra

Published by Cengage Learning
ISBN 10: 1285194055
ISBN 13: 978-1-28519-405-9

Chapter 2 - Real Numbers - 2.1 - Rational Numbers: Multiplication and Division - Problem Set 2.1 - Page 48: 51



Work Step by Step

RECALL: $\dfrac{a}{b} \div \dfrac{c}{d} = \dfrac{a}{b} \times \dfrac{d}{c}$ Use the rule above to obtain: $=\dfrac{3}{x} \times \dfrac{y}{6}$ Cancel out the common factors, and then multiply to obtain: $\require{cancel} \\=\dfrac{\cancel{3}}{x} \times \dfrac{y}{\cancel{6}2} \\=\dfrac{y}{2x}$
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