Elementary Algebra

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

Chapter 4 - Proportions, Percents, and Solving Inequalities - 4.1 - Ratios and Proportions - Problem Set 4.1: 23

Answer

$n=10$

Work Step by Step

Using cross-multiplication and the properties of equality, the value of the variable that satisfies the given equation, $ \dfrac{5}{12}=\dfrac{n}{24} ,$ is \begin{array}{l}\require{cancel} 5(24)=12(n) \\\\ 120=12n \\\\ \dfrac{120}{12}=n \\\\ 10=n \\\\ n=10 .\end{array}
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