Respuesta :

Answer:

  • 8n - 4.

Step-by-step explanation:

  • Perimeter: 2B + 2L
  • => 2(3n - 7) + 2(n + 5)
  • => 6n - 14 + 2n + 10
  • => 8n - 4

Conclusion:

Therefore, the perimeter in terms of n is 8n - 4.

Hoped this helped.

[tex]BrainiacUser1357[/tex]

its A

Step-by-step explanation: