Solve the system of equations.x - y + z = 0x + y + z = 2x + y - z = 10
A. {(5, -4, 1)}
B. ?
C. {(-4, 5, 1)}
D. {(5, 1, -4)}
Answer: D
Mathematics
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and
A.
B. ?
C. ?
D.
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A.
B. 6!
C. 6
D. 1
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A. -1.8 B. -0.8 C. -18 D. -8
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Multiply, and then simplify if possible. Assume all variables represent positive real numbers.(3 - 3)2
A. 72 + 18
B. 60 - 18
C. 54 - 18
D. 72 - 18
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