Question

{30+[10-5+(-2-3)]-18-12

Answer 1

Resposta:

0 ZERO !

Explicação passo-a-passo:

30+[10-5+(-2-3)]-18-12 =

30+[10-5+(-5)]-18-12 =

30+[5+(-5)]-18-12 =

30+[5-5]-18-12 =

30+0-18-12 =

30-30 =

0