Solve the system, if possible.
?
?
?
A. x = -9, y = 12, z = 5
B. x = 1, y = -10, z = -5
C. x = -1, y = 10, z = 5
D. x = -9, y = 1, z = 5
E. no solution; inconsistent system
Answer: B
Mathematics
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