Question 323646
{{{f(x)=4/(x-8) }}}
{{{f(g)=4/(g-8)}}}
{{{g(x)=2/(7x)}}}
{{{f(g)=4/(2/(7x)-8)}}}
Multiply numerator and denominator by {{{7x}}},
{{{f(g)=28x/(2-56x)}}}
{{{highlight(f(g)=14x/(1-28x))}}}