Answer
-1
Work Step by Step
We use the rules of addition and subtraction to find:
$$ -7 + 6 \\ 6-7 \\ -1$$
Algebra 2 (1st Edition)
by Larson, Ron; Boswell, Laurie; Kanold, Timothy D.; Stiff, Lee
Published by
McDougal Littell
ISBN 10:
0618595414
ISBN 13:
978-0-61859-541-9
Chapter 3 Linear Systems and Matrices - 3.5 Perform Basic Matrix Operations - 3.5 Exercises - Mixed Review - Page 193: 37
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