Solve using the elimination method.2 x - y = 8-2 x + y = -8

A. No solution
B. (4, 6)
C. (6, 5)
D. Infinite number of solutions


Answer: D

Mathematics

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B.  - 4
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A. -5(2x2 - 3) B. 5(-2x2 + 3) C. 5(-2x2 - 3) D. -5(2x2 + 3)

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Solve the system.x - y + z = -5x + y + z = 3x + y - z = 1

A. {(-2, 4, 1)} B. {(1, -2, 4)} C. ? D. {(-2, 1, 4)}

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