Answer
$-8.2$
Work Step by Step
The addends have the same signs, so add the numbers and copy the sign of the addends to obtain:
$=-(3.7+4.5) \\\\ =-(8.2)
\\=-8.2$
Intermediate Algebra for College Students (7th Edition)
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0-13417-894-7
ISBN 13:
978-0-13417-894-3
Chapter 1 - Section 1.2 - Operations with Real Numbers and Simplifying Algebraic Expressions - Exercise Set - Page 27: 23
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