Prealgebra (7th Edition)

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

Chapter 4 - Section 4.6 - Complex Fractions and Review of Order of Operations - Exercise Set - Page 284: 21



Work Step by Step

$2\times(\frac{1}{4}+\frac{1}{5})+2$ $=2\times(\frac{5}{20}+\frac{4}{20})+2$ $=\frac{2}{1}\times\frac{9}{20}+2$ $=\frac{18}{20}+2$ $=\frac{9}{10}+2$ $=2\frac{9}{10}$
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