In triangle ABC, angle A = p + 2q degrees, angle B = 6p - 5q degrees, and angle C = 14p + 8q degrees. Find p (in degrees) in terms of q.
A + B + C = 180
So
(p + 2q) + (6p -5q) + (14p + 8q) = 180
21p + 5q = 180
21p = 180 - 5q
p = [ 180 - 5q ] / 21