Решите уравнение 3 1/3 - 1 1/20x = 1 14/15

3 1/3 - 1 14/15 = 1 1/20 x;3 5/15 - 1 14/15 = 1 1/20 x;2 - 9/15 = 1 1/20 x;1 6/15 = 1 1/20 x;1 2/5 = 1 1/20 x;x=1 1/20 : 1 2/5 = 21/20 * 5/7 = 4/3 = 1 1/3.