Question 486186
(180 -x)= 2(90 - x) + 20
180 - x = 180 - 2x + 20
x =  20 This is the angle.
complement = 70; 70 + 20 = 90 degrees.
supplement = 160; (70)(2) + 20 = 160 plus original angle of 20, 180.
Cleomenius.