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Which of the following (x,y) pairs is th...

Which of the following (x,y) pairs is the solution for the system of equations `x + 2y = 4 and -2x + y = 7`?

A

(-2,3)

B

(-1,2,5)

C

(1,1,5)

D

(2,1)

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The correct Answer is:
A
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