3 7/17 - (x+1 4/17) = 1 9/17
Х+1 4/17=3 7/17-1 9/17 х+1 4/17=2 24/17-1 9/17 х+1 4/17=1 15/17 х=1 15/17- 1 4/17 х=11/17