Вычислит 17 - (3 + 6) 4+(4+4) (13-8)+5 9+(10-4) 14-(12-8) (18-9)-9

17 - (3 + 6) = 17 - 9 = 8
(13 - 8) + 5 = 5 + 5 = 10
9 + (10 - 4) = 9 + 6 = 15
4 + (4 + 4) = 4 + 8 = 12
14 - (12 - 8) = 14 - 4 = 10
(18 - 9) - 9 = 9 - 9 = 0