Question

80-[45-{(-8-4)+(7-2)}]​

Answer 1

80-[45-{(-8-4)+(7-2)}]​  = 28

Resolver paréntesis

80-[45-{(-8-4)+(7-2)}]​

(-8-4) = - 12

(7-2) = 5

80-[45-{-12+5}]​

{-12+5} = - 7

80-[45-{-7}]​

80-[45+7]​

[45+7]​ = 52

80-52= 28

Answer 2

Respuesta:

28

Explicación paso a paso: