SOLUTION: find the measure of angle a if its 30 more than 1/4 its supplement?

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Question 359411: find the measure of angle a if its 30 more than 1/4 its supplement?
Found 2 solutions by rfer, robertb:
Answer by rfer(16322) About Me  (Show Source):
You can put this solution on YOUR website!
x+0.25x+30=180
1.25x=150
x=120
0.25x+30=60

Answer by robertb(5830) About Me  (Show Source):
You can put this solution on YOUR website!
Let x = angle. Then
x+=+%281%2F4%29%28180-x%29++%2B30,
x+=+45+-+0.25x+%2B30,
1.25x+=+75,
x+=+60.