Question

Resolva as expressões numéricas:
A)-3+4{-2+[5.(-3)}
B)(-3)+25:(-5)-(-10):(+2)

Answer 1

A)-3+4{-2+[5.(-3)}

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

-3+4{-2-15}

1-17 = -16

B)(-3)+25:(-5)-(-10):(+2)

-3 + 25÷(-5) +10 ÷ 2

-3 -5 +5

-3