Question

25-(3.17-(10+6. (8-4.2)+5)-16)÷5

Answer 1

Olá,

25-(3·17-(10+6·(8-4·2)+5)-16)÷5 =
25-(51-(10+6·(8-8)+5)-16)÷5 =
25-(51-(10+6·(0)+5)-16)÷5 =
25-(51-(10+5)-16)÷5 =
25-(51-(15)-16)÷5 =
25-(51-15-16)÷ 5 =
25-(51-31)÷5 =
25-(20)÷5 =
25-4 =
21

Resposta:

21