Respostas

2014-02-24T22:38:57-03:00
-8n+3501>210-5n
-8n+5n>210-3501
-3n>-3291 (-1)
3n<3291
n<1097
2014-02-24T23:13:57-03:00
-8n+3501>210-5n
-8n+5n
>210-3501
   -3>-3291
      n>- 3291/-3
      n> 1097