Question

{[-17,12-(21,3)+4,15]}+12,72=​

Answer 1

{[-17,12-(+21,3)+4,15]}+12,72

{[-7,12-21,3+4,15]}+12,72

{-28,42+4,15}+12,72

-24,27+12,72

11,55

Espero ter ajudado!!

Boa sorte ♧♧

Bons estudos ♡♡

Boa noite ☆☆