Respuesta :

Amist

Answer:

32w^3 + 16x^2 - 8

Step-by-step explanation:

Perimeter = 2L + 2W

L = 9W^3 + 8W^2, W = 7w^3-4

2(9w^3 + 8w^2) + 2(7w^3 - 4)

= 18w^3 + 16w^2 + 14w^3 - 8

Combine like terms

32w^3 + 16w^2 - 8