3 11/24 - X = 1 1/6+1 1/9

3 11/24 - х = 1 1/6 + 1 1/9 3 11/24 - х = 1 3/18 + 1 2/18 3 11/24 - х = 2 5/18 х = 3 11/24 - 2 5/18 х = 3 33/72 - 2 20/72 х = 1 13/72