Algebra 2 Common Core

Published by Prentice Hall
ISBN 10: 0133186024
ISBN 13: 978-0-13318-602-4

Chapter 12 - Matrices - 12-1 Adding and Subtracting Matrices - Lesson Check - Page 768: 4

Answer

x= 6, 10 13, -4

Work Step by Step

Add each value in the matrix in separate from all the others, in their own places. Then place them corresponding to the place values for the final matrix with all values, this reveals the x-value as the sum of the matrices.
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