Algebra 1

Published by Prentice Hall
ISBN 10: 0133500403
ISBN 13: 978-0-13350-040-0

Chapter 2 - Solving Equations - 2-7 Solving Proportions - Practice and Problem-Solving Exercises - Page 128: 46



Work Step by Step

Use cross multiplication since the variable is in the denominator. $\frac{9}{14}=\frac{3}{n}$ cross multiply $9n=42$ divide both sides by 9 $9n\div9=42\div9$ simplify $n=4\frac{6}{9}$ simplify $n=4\frac{2}{3}$
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