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The graphs of the equations 2x + 3y = 11...

The graphs of the equations 2x + 3y = 11 and x -2y + 12 = 0 intersects at `P(x_1,y_1)` and the graph of the equation x -2y+12=0 intersects the x-axis at `Q (x_2, y_2)`. What is the value of `(x_1- x_2 +y_1 + y_2)` ?

A

`-9`

B

`-11`

C

15

D

13

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