Given: f(x) = 3x+16x6\displaystyle \frac{{{3}{x}+{1}}}{{{6}{x}-{6}}}

Find the inverse function, f1(x)\displaystyle {{f}^{{-{{1}}}}{\left({x}\right)}}.


f1(x)\displaystyle {{f}^{{-{{1}}}}{\left({x}\right)}} =