Respuesta :

Right angles = 90 degrees
90-22 = 68
Divide 68 by 4
x=17

Since this is a right angle the total angle is 90 degrees therefore:

22 + 4x = 90

Solve:

90 - 22 = 4x

68 = 4x
x = 68 ÷ 4

x = 17