Answer :

Answer:

3

Step-by-step explanation:

Angle bisector divides the angle into two equal angles,

So,

x + 7 = 2 ( 3x - 4 )

x + 7 = 6x - 8

6x - 8 = x + 7

6x - x = 7 + 8

5x = 15

x = 15 / 5

x = 3

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