Solve the system, using Cramer's rule, if possible. 6x - 3y - z = 9 x - 8y + 3z = -2 7x + y + z = 37
A. {(4, 3, 6)}
B. {(-4, 3, 8)}
C. {(4, 6, 3)}
D. ?
Answer: A
Mathematics
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