Solve the system of equations.x - y + z = 8x + y + z = 6x + y - z = -12
A. {(2, -1, -9)}
B. {(-2, -1, -9)}
C. {(2, -1, 9)}
D. {(-2, -1, 9)}
Answer: D
Mathematics
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(b)
(c)
(d)
(e)
What will be an ideal response?
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Draw the angle having the given radian measure.- 
A. 
B. 
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