Solve for x 4^2x - 20 = 7​

According to modern science, earth is about 4.5 billion years old and written human history extends back about 10,000 years. suppose the entire history of earth is represented with a 10-meter-long timeline, with the birth of earth on one end and today at the other end.

Find measure angle 1 and measure angle 3 in the kite the diagram is not drawn on the scale

If on=8x-8,lm=7x+4,nm=x-5,and ol=3y-6