Need help with algebra fast plz it’s due in 2 hours and can work be included if not that fine I just want the answer

Rename mixed numbers before you can subtract are what

Afunction is given: f(x)=3x+12 a. determine the inverse of this function and name it g(x) b. use composite functions to show that these functions are inverses. c. f(g(– explain: what is the domain?

Plzzzz i beg u asap ! what is the equation of this graphed line? enter your answer in slope-intercept form in the box.