Question 1129042
{{{(x/(x+9))/(x/(x+9)+x)}}}


{{{((x/(x+9))/(x/(x+9)+x))((x+9)/(x+9))}}}



{{{x/(x+x(x+9))}}}


{{{x/(x+x^2+9x)}}}


{{{x/(x^2+9x+x)}}}


{{{1/(x+10)}}}