Question

The measure of the​ angle's supplement is 40​° more than three times that of its complement. find the measure of the angle described

Answer 1

angle is x. sup - adds up to 180. comp adds up to 90

180-x = 3(90-x)+40
180-x = 270-3x+40
180-x = 310-3x
180+2x = 310
2x = 130
x=65