Question

c) – 4 + (5 – 7 + 2) - (- 1 + 4 – 2) =
d) - (- 1 + 5) + (5 – 12 + 8) - (- 7) =​

Answer 1

Resposta:

c) - 4+ (5 – 7 + 2) - (- 1 + 4 - 2) =32

d) - (- 1 + 5) + (5 - 12 + 8) - (- 7) =9