Respuesta :

Answer:

F(x)' = 1/3x -7/3

Step-by-step explanation:

Set the Function = to y:  Y= 3x + 7

now, Switch the X and  the Y:  X = 3Y + 7

Now solve for Y:  X - 7 = 3y

Divide by 3: 1/3X -7/3 = y