The second angle of a triangle is 15 degrees less than twice the first. The third angle is the sum of the other two angles. Find the measure of the angles.
I am stuck with my formula
b=2a-15
c=a+b
a+b+c=180
I just can't figure outhow to arrive at an answer.
I am stuck with my formula
b=2a-15
c=a+b
a+b+c=180
I just can't figure outhow to arrive at an answer.