Question 440167
factor
x^2-xy=x*(x-y)
y^2-xy=y*(y-x)
y-x=-(x-y)
so we can write it.
{{{ 5/((x)*(x-y))-5/(-y*(x-y))}}}

{{{ 5/((x)*(x-y))+5/(y*(x-y))}}}

{{{ 5y/((xy)*(x-y))+5x/(xy*(x-y))}}}

{{{ (5x+5y)/((xy)*(x-y))}}}

{{{ 5*(x+y)/((xy)*(x-y))}}}