Question 170076
{{{(5x-x^2)/(x^2-10x+25)}}}
Factoring numerator and denominator:
{{{x(5-x)/(x-5)(x-5)}}}
Factor out a -1 from the denominator:
{{{x(5-x)/(-1)(5-x)(x-5)}}}
Now, we can cancel like-terms:
{{{x/(-1)(x-5)}}}
Distributing the -1:
{{{x/(5-x)}}}