SOLUTION: (a) An angle measures 55 degree. What is the measure of its supplement?

Question 151515: (a)
An angle measures 55 degree. What is the measure of its supplement?
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!
Let x=measure of supplement angle

Supplemental angles add up to 180 degrees. So that means that

Start with the given equation.

Subtract from both sides.

Combine like terms on the right side.

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Answer:

So the answer is which means that the measure of the supplement angle is 125 degrees
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