algebra
posted by Eric .
in a triangle abc, the measure of angle b is 34 degrees more than three times the measure of angle a. the measure c is 56 degrees more than the angle a. what is the measure of each angle

b = 3a +34º, c = a + 56º
a + (3a+34º) + (a+56º) = 180º
Solve for a, then the other angles.