Given f(x)=3x−5f(x) = 3x - 5f(x)=3x−5, find the value of xxx such that f−1(x)=2f^{-1}(x) = 2f−1(x)=2.
x=1x = 1x=1
x=2x = 2x=2
x=3x = 3x=3
x=4x = 4x=4