Respuesta :

Answer: 9

Step-by-step explanation:

Since Evelyn is only enlarging the photo , it means the shape are similar.

If two shapes are similar then the ratio of their sides are similar , that is

5 / 3 = 15/x

5x = 45

x = 45/5

x = 9

Answer:

The answer is Nine Nine Nine!!!

Step-by-step explanation: