Question

resolva as operaçoes. a) (11-6+1-'6+5-6)

Answer 1

11-6+1-6+5-6
5+1-6+5-6
6-6+5-6
0+5-6
-1

Answer 2

A RESPOSTA é 1 

11-6+1-6+5-6
5+1-11-6
6-5
1

espero ter ajudado =)