Question

8-{+2[-7+(-3+2)-5]-3}+1=?

Answer 1

8-{+2[-7+(-3+2)-5]-3}+1=
8-{2[-7+(-1)-5]-3}+1=
8-{2[-7-1-5]-3}+1=
8-{2[-13]-3}+1=
8-{-26-3+3}=
8-{-29+3}=
8-{-26}=
8+26=
34

Um abraço.