Solve.x - y + z = 7x + y + z = -3x + y - z = -11
A. (4, -2, -5)
B. (-2, 4, -5)
C. (4, -5, -2)
D. (-2, -5, 4)
Answer: D
Mathematics
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A. {(1, -2)} B. {(1, 0)} C. ? D. {(0, -1)}
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B.
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D.
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