Question

The inverse of p(x) = 3x - 1 is...

Answer 1

\(\bf p(x)={\color{brown}{ y}} = 3{\color{blue}{ x}} - 1\qquad inverse\implies {\color{blue}{ x}}= 3{\color{brown}{ y}} - 1\impliedby f^{-1}\)

do the variables switcharoo
then solve for "y"

Answer 2

I'm not sure how to

Answer 3

(1/3)x - 1
(-1/3)x + 1
(x - 1)/3
(x + 1)/3