SOLUTION: the measure of an angle is 20 degrees greater than the measure of its supplement. what is the measure of the angle?

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Question 279910: the measure of an angle is 20 degrees greater than the measure of its supplement. what is the measure of the angle?
Answer by mananth(16946) About Me  (Show Source):
You can put this solution on YOUR website!
Let the angle be x
The supplement will be 180-x
x-20=180-x
2x=200
x=100