Question

40 – {28 – (- 5) + - 9 + (12 – 38 + -25) – (-7)}

Answer 1

Respuesta:

40 – {28 – (- 5) + - 9 + (12 – 38 + -25) – (-7)} =

40 – {28 + 5 – 9 + (– 51) + 7} =

40 – {28 + 5 – 9 – 51 + 7} =

40 – {– 20} =

40 + 20 =

60

Espero haberte ayudado (: