a) 7 3/17-t =5 8/17
б) х-8 8/19 = 3 18/19
в) 9 32/35-( 5 17/35+у)= 1 19/35

а) t = 7 3/17 - 5 8/17t = 6 20/17 - 5 8/17t = 1 12/17;б) х = 3 18/19 + 8 8/19х = 11 26/19х = 12 7/19;в) 5 17/35 + у = 9 32/35 - 1 19/355 17/35 + у = 8 13/35у = 8 13/35 - 5 17/35у = 7 48/35 - 5 17/35у = 2 31/35