SOLUTION: The measure of a supplement to an angle is 20 more than the measure of an angle. Please help me find the way to find the way to figure out how you get the answer 100

Algebra ->  Angles -> SOLUTION: The measure of a supplement to an angle is 20 more than the measure of an angle. Please help me find the way to find the way to figure out how you get the answer 100      Log On

Hi,

Let x be that angle.  It's supplement would be (x + 20)

x + ( x + 20) =180

2x + 20 = 180

2x = 160

x = 80

Supplement is then 100 degrees