Respuesta :

3(6-f)-4=3f-4

First is expand

18-3f-4=3f-4

Combine like terms

14-3f=3f-4

18-3f=3f

18=6f

f=3

Answer:

Hope this helps :)

Step-by-step explanation:

f=1

3(6-f)-4=11

3f-4=-1

11=-1