Solve the system of equations. x - y + 4z = -53x + z = 0 x + 5y + z = 25
A. ?
B. {(0, 5, -5)}
C. {(0, 0, 5)}
D. {(0, 5, 0)}
Answer: D
Mathematics
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A. 15.07 B. 46 C. 14.93 D. 14.67
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A. 
B. ?
C. {1}
D. {0}
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A. -40 B. 42 C. 8 D. -6
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