Respuesta :

Hello!
n+7< -3
  -7<-3-7
n<-10
I hope this helps;)
[tex]n+7\ \textless \ -3 \\ \\ n \ \textless \ -3 - 7 \\ \\ n \ \textless \ -10 \\ \\ [/tex]

The final result is: n < -10.