Answer
$-22$
Work Step by Step
When variables are present, substitute in the values given for each respective variable.
$x+y=(-13)+(-9)=-22$
Prealgebra (7th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321955048
ISBN 13:
978-0-32195-504-3
Chapter 2 - Section 2.2 - Adding Integers - Practice - Page 110: 17
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