Given the function f(x)=2x5\displaystyle {f{{\left({x}\right)}}}={2}{x}-{5} and the function g(x)=8x2+2x+6\displaystyle {g{{\left({x}\right)}}}={8}{x}^{{2}}+{2}{x}+{6} determine f(g(3))\displaystyle {f{{\left({g{{\left(-{3}\right)}}}\right)}}}