SOLUTION: angle A and angle B are supplementary. Find M angle A and m angle B. Equation m angle A=12x+1 m angle B=X+10

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Question 13344: angle A and angle B are supplementary. Find M angle A and m angle B.
Equation m angle A=12x+1
m angle B=X+10
Answer by akmb1215(68) About Me  (Show Source):
You can put this solution on YOUR website!
Since you know that the angles are supplementary, you know that they add together to get 180 degrees. You can add the equations together to equal 180, so you get the equation 12x+%2B+1+%2B+x+%2B+10+=+180. Combine like terms to get 13x+%2B+11+=+180. Then solve the equation to get:
13x+=+169
x+=+13