Prealgebra (7th Edition)

Published by Pearson
ISBN 10: 0321955048
ISBN 13: 978-0-32195-504-3

Chapter 4 - Section 4.5 - Adding and Subtracting Unlike Fractions - Exercise Set - Page 273: 50

Answer

$\frac{25}{28}$

Work Step by Step

$\frac{3y}{4}+\frac{y}{7} $ The LCD is 28 $\frac{3y}{4}\times\frac{7}{7}+\frac{y}{7}\times\frac{4}{4}$ $\frac{21y}{28}+\frac{4y}{28}$ $\frac{21+4}{28}$ $\frac{25}{28}$
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