Which system of equations is equivalent to the system of equations shown?

x - 2y = 4

3x + y = 9

A) 4x + y = 13 and 2x + 4y = - 8

B) 4x - y = 13 and 2x + 4y = 8

C) 4x + y = 13 and 2x - 4y = - 8

D) 4x - y = 13 and 2x - 4y = 8

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