Question

Solve for X using the matrices below.

2A + 4B = −2X

A = 6 −3
9 0
9 −4

B = 0 5
8 0
−4 −1

Answer 1

X = -A - 2 B

-A =
-6 + 3
-9 + 0
-9 + 4
-2B =
+0 -10
-16 + 0
+8 + 2
Sum =
-6 -7
-25 +0
-1 +6