Solve the system by using the inverse of the coefficient matrix. 2x - y - 5z = -3 3x + 5y + 8z = 24 8x - 8y + z = 1
A. {(2, 2, 1)}
B. {(-2, 2, 4)}
C. {(2, 1, 2)}
D. ?
Answer: A
Mathematics
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at 
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