Question

Resolva as expressões numéricas:

A) 5-{15+[2-(3+1)]}
B) -2-{5-[3-(-3-1)]}
C) {8-[6+(10-13)]}

Answer 1

A) 5-{15+[2-4]}

5-{15+(-2)}

5-13

-8

B)-2-{5-[3-(-4)]}

-2-{5-7}

-2-{-2}

0

C){8-[6+(-3)]}

{8-3}

5