Algebra 1

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

Chapter 2 - Solving Equations - 2-9 Percents - Mixed Review - Page 143: 57


14.4 cm

Work Step by Step

$\frac{36}{22.5}=\frac{w}{9}$ cross multiply $22.5w=324$ divide both sides by 22.5 $22.5w\div22.5=324\div22.5$ simplify $w=14.4$
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