Solve the system of equations. If the system is inconsistent or has dependent equations, say so. x + 4y - z = 3-4x - 16y + 4z = -12 3x + 12y - 3z = 9
A. ?; inconsistent system
B. {(x, y, z)|x + 4y - z = 3}; dependent equations
C. {(0, 2, 5)}
D. {(1, 1, 2)}
Answer: B
Mathematics
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A. 3.937
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