Respuesta :

Answer:

Option 3: 2/(x-4)

Step-by-step explanation:

Factoring the top part:

2x + 8 = 2(x+4)

Factoring the bottom part using difference of squares:

x^2 - 16 = (x+4)(x-4)

We can cancel the x+4 from the top and the bottom, so all we are left is:

2/(x-4)