Respuesta :

Answer:

n >_ 4

Step-by-step explanation:

move 9 to the other side

n >_ 13 - 9

n >_ 4

Answer:

[tex]n\geq 4[/tex]

Step-by-step explanation:

[tex]n+9 \geq 13\\\\n+9-9\geq 13-9\\\\n\geq 4[/tex]