Prealgebra (7th Edition)

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

Chapter 5 - Section 5.5 - Fractions, Decimals, and Order of Operations - Exercise Set - Page 382: 75

Answer

-15.4

Work Step by Step

$\frac{1}{5}-2(7.8)=0.2-2\times7.8=0.2-15.6=-15.4$
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