Answer
Left to right, from top to bottom:
Row 1: $10, -25$
Row 2: $0, 35$
Work Step by Step
The operation can be performed because a scalar does not require a specific matrix size. To solve, multiply 5 by every number.
Precalculus: Mathematics for Calculus, 7th Edition
by Stewart, James; Redlin, Lothar; Watson, Saleem
Published by
Brooks Cole
ISBN 10:
1305071751
ISBN 13:
978-1-30507-175-9
Chapter 10 - Section 10.4 - The Algebra of Matrices - 10.4 Exercises - Page 721: 25
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