Respuesta :

Answer:

9 (5e - 3f)

Step-by-step explanation:

45e -27f

45e = 9*5*e

27f = 9*3*f

The common factor is 9

9*5*e -  9*3*f

9 (5e - 3f)

Answer:

9

Step-by-step explanation:

(9)(5e) - (9)(3f)

9(5e - 3f)