What method do I use for this ?

Question

The measure of an angle is 8 degrees less than three times the measure another Angle. If the two angles are supplementary , what is the measure of the larger angle? What method do I use to solve this problem 

Answer 1

m represents the measure of one angle

3m - 8 represents the measure of the other angle

 

m + 3m - 8 = 180

 

Can you solve for m and answer?