What is the inverse of the function f of x is equal to 4 x plus 8 ?

Write y = 4x + 8, then swap x and y to get x = 4y + 8. Solving for y gives y = (x − 8)/4 = 1/4 x − 2, so the inverse is h(x) = 1/4 x − 2.

AI-written and checked against the verified answer.