201. Найдите корень уравнения: 6) 3/5 (7/9 x - 1/3) = x - 2 1/8.

7/15 x - 1/5 = x - 17/8
7/15 x - x = 1/5 - 17/8
(7/15 - 15/15)x = (8/40 - 85/40)
-8/15 x = -77/40
x = 77/40 * 15/8 = 77*3 / 8*8 = 231/64