Question 266367
I think you mean
{{{((x+h)/(2-x-h))-(x/(2-x))}}}
cross multiply to get
{{{((x+h)(2-x) - x(2-x-h))/((2-x-h)(2-x))}}}
simplify the numerator to get
{{{(2x-x^2+2h-hx-2x+x^2+xh)/((2-x-h)(2-x))}}}
we get
{{{(2h)/((2-x-h)(2-x))}}}