Question

10+{-2×(-5)+[-4-(2+1)]}

Answer 1

Resposta: 13

Explicação passo-a-passo:

10+{-2×(-5)+[-4-(3)]}

10+{-2×(-5)+[-4-3]}

10+{-2×(-5)+[-7]}

10+{10+[-7]}

10+{10-7}

10+{3}

10+3

13

Answer 2

10+{-2.(-5)+[-4-(2+1)]}

10+{-2.-5+[-4-3]}

10+{-2.-5+[-7]}

10+{-2.-5-7}

10+{+10-7}

10+3

13