@E14CFM

78

5 months ago | 0

@ItsVideos

q + q + q = 18, 3q = 18, q = 6 6r + r = 63, r(6 + 1) = 63, 7r = 63, r = 9 9s + s = 80, s(9 + 1) = 80, 10s = 80, s = 8 q + r·s = t, 6 + 9·8 = t, 6 + 72 = t, t = 78

3 months ago | 0