Question 308368
Find the angle???


Let x= the angle
90-x= the complement
180-x= the supplement


The equation is 
180-x=2(90-x)+40
180-x=180-2x+40
-x=-2x+40


Add +2x to each side:
-x+2x=-2x+2x+40
x=40


Dr. Robert J. Rapalje, Retired