Question: blem #11: Find matrices A, x, and b that express the below system of linear equations as a single matrix equation Ax = b.

blem #11: Find matrices A, x, and b that express the below

blem #11: Find matrices A, x, and b that express the below system of linear equations as a single matrix equation Ax = b. 7x1+7x2 x3 + 6x4 = -2 -2x+4x2+8x3 - 5x4 = 2 3x1 + 2x2 + 4x3 - 7x4 = -1 7 7 -1 6 x1 7 7 -1 6 (A) A= -2 4 8 -5 x= X2 b= (B) A= -2 4 8 -5 3 2 4 -7 3 2 4 X3 X1 7 7 -1 6 7 7 -1 6 (C) A = -2 4 8 ,x= b= (D) A=-2 4 8 -5 ,X= X3 3 2 4 3 2 4 -7 X4 -10-8-0-19-8-10 X4

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