Basic College Mathematics (10th Edition)

Published by Pearson
ISBN 10:
ISBN 13:

Chapter 9 - Basic Algebra - 9.2 Adding and Subtracting Signed Numbers - 9.2 Exercises - Page 639: 29

Answer

$-\frac{3}{10}$

Work Step by Step

$-\frac{7}{10} + \frac{2}{5} = \frac{-7 + 4}{10} = -\frac{3}{10}$
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