• Matéria: Matemática
  • Autor: yas0110803
  • Perguntado 6 anos atrás

a) 6 – 56 : (–8) + 3 . (–4)
b) (10 + 5) : (12 –15) – 2 =
c) – {4 – [12 – (10 + 12)]} =
d) –7.[9+(5–17)]=
e) 10–{5–[–18+(15–10)]}=
f) 30–{–10–[–8+(5–12)]–10

Respostas

respondido por: meriprust
1

Resposta:

A) 6 – 56 : (–8) + 3 . (–4) = 1

Explicação passo-a-passo:

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