X=11. Bisects means the angles on both sides of the line are equal, so 4x-16=2x+16 then solve for x
4x-16= 2x+6
4x-16+16= 2x+6+16
4x= 2x+22
4x-2x=22
2x=22
Divide by 2
2x= 22
x=11
Answer : second choice -11
