Question 678434
{{{(x^2+2x-xy-2y)/(x^2-xy+5x-5y) = ((x^2+2x)-(xy+2y))/((x^2-xy)+(5x-5y)) = (x(x+2)-y(x+2))/(x(x-y)+5(x-y))}}}
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{{{(cross((x-y))(x+2))/((x+5)cross((x-y))) = highlight_green((x+2)/(x+5))}}}
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