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Let the equations of side BC and the int...

Let the equations of side BC and the internal angle bisector of angle B of `DeltaABC` are `2x-5y+a=0` and `y+x=0` respectively. If `A=(2, 3)`, then the value of of a is equal to

A

4

B

2

C

`-2`

D

`-4`

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The correct Answer is:
D
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