Answer
They cannot be added.
Work Step by Step
The matrices are not the same size, so they cannot be added
Algebra 1: Common Core (15th Edition)
by Charles, Randall I.
Published by
Prentice Hall
ISBN 10:
0133281140
ISBN 13:
978-0-13328-114-9
Chapter 12 - Data Analysis and Probability - 12-1 Organizing Data Using Matrices - Lesson Check - Page 729: 6
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