Question

resolva (15-[3+(9-13-18)]=

me ajudem

Answer 1

15-[3+(9-13-18)]
15-[3+(9-31)]
15-[3 - 22]
15-[- 19]
15 + 19
34

Resposta: 34

Answer 2

[15 - [ 3 + (9 - 13 - 18)] 
[15 - [ 3 + (9 -  31)]
[15 - [ 3 + ( -22)]
[15 - [ -19]
[15 + 19] = 34