Elementary Algebra

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

Chapter 3 - Equations and Problem Solving - Chapter 3 Review Problem Set - Page 137: 33


The number is 24.

Work Step by Step

Three-fourths of a number equals 18. Find the number. Let X represent the number we need to find. Three-fourths of X equals 18. $\frac{3}{4}$ $\times$ X = 18 $\frac{3X}{4}$= 18 Multiply both sides by 4. 3X = 72 Divide both sides by 3. X = 24
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