Respuesta :
Brackets first:
4 + 1 = 5
5 - 5 = 0
Division next:
18/3 = 6
Answer = 6
4 + 1 = 5
5 - 5 = 0
Division next:
18/3 = 6
Answer = 6
18/3 (5-4+1) subtract 5 -4 then add it with 1
1+1=2
18/3 divide by3 6 x 2 = 12
The answer is 12