Someone please help me

How many solutions does the nonlinear system of equations graphed bellow have?

You earn a 12% commission for every car you sell. how much is your commission if you sell a $23,000 car?

Abird on top of a 200 ft bridge tower sees a man standing on the lower part of the bridge (which is 50 ft above the ground). the angle of depression from the bird is 26 ̊. how far is the man from the base of the bridge tower? with explanation and pictures .