Answer
$-11$
Work Step by Step
The addends have the same signs, so add the absolute values of the addends.
The sign of the sum is the same as the sign of the addends.
Thus,
$-6 + (-5) = -(6+5) = -11$
Thinking Mathematically (6th Edition)
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0321867327
ISBN 13:
978-0-32186-732-2
Chapter 5 - Number Theory and the Real Number System - Chapter Summary, Review, and Test - Review Exercises - Page 335: 17
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