Can someone show me how to simplify this.

$\displaystyle 6x\ln(1-xy)-\frac{3x^2y}{1-xy}+\frac{3x^2-2x^3y^2}{(1-xy)^2}$

I have had a few goes but I can't remember how to make them the same denominator. and keep coming up with a mash of rubbish , your help is appreciated.