Algebra 1

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

Chapter 2 - Solving Equations - 2-7 Solving Proportions - Mixed Review - Page 129: 73



Work Step by Step

$\frac{n}{9}=\frac{n+1}{24}$ cross multiply $24n=9(n+1)$ distributive property $24n=9n+9$ subtract 9n from both sides $24n-9n=9n+9-9n$ combine like terms $15n=9$ divide both sides by 15 $15n\div15=9\div15$ simplify $n=\frac{9}{15}$ reduce $n=\frac{3}{5}$
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