Algebra: A Combined Approach (4th Edition)

Published by Pearson
ISBN 10: 0321726391
ISBN 13: 978-0-32172-639-1

Chapter 7 - Section 7.6 - Proportions and Problem Solving with Rational Equations - Exercise Set: 77



Work Step by Step

Step 1: $\frac{\frac{2}{5}+\frac{1}{5}}{\frac{7}{10}+\frac{7}{10}}$ Step 2: $\frac{\frac{2+1}{5}}{\frac{7+7}{10}}$ Step 3: $\frac{\frac{3}{5}}{\frac{14}{10}}$ Step 4: $\frac{\frac{3}{5}}{\frac{7}{5}}$ Step 5: $\frac{3}{5}\div\frac{7}{5}$ Step 6: $\frac{3}{5}\times\frac{5}{7}$ Step 7: $\frac{3}{7}$
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