How to convert 9/2 into a mixed number

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?

Will give brainliest what is the value of x? enter your answer in the box.

Give all possible names for the line shown.calculation tip: lines can be written with either point first.