Answer
-40
Work Step by Step
Replace $x$ with 5 and $y$ with -8,
$xy=5\times(-8)=-40$
Prealgebra (7th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321955048
ISBN 13:
978-0-32195-504-3
Chapter 2 - Section 2.4 - Multiplying and Dividing Integers - Practice - Page 126: 15
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