Question

. (–5 + 7 – 3) – [(–5 + 13) ÷ (–3 – 1) + (4 – 5) + 9 x (– 5)] =

Answer 1

Respuesta:

(–5 + 7 – 3) – [(–5 + 13) ÷ (–3 – 1) + (4 – 5) + 9 x (– 5)] =

(-8+7) - [(+8) ÷ (-4) + (-1) -45]

(-1) - [-2 -1 -45]

-1 - [-48]

-1 +48

+47