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C = [4 5 -2; -6 -3 7]
A = [4 -7 8; 2 6 0]

S = C + A

R = C - A

B = [3 5 -2; 7 2 -8; -4 6 0]

P = C * B

T = P * 5

(A - C) * B^2 * (A + C)'

a = [3 2 -4]
B = [6 3 0; -8 5 -1; 7 2 -4]
c = [-6; 5; 1]

a * B * c

A = [1.6 6.3 -0.7; 0.8 6.8 9.1; -0.5 5.5 8.1]
b = [3.4; 7.5; 5.1]

x = A\b