Respuesta :

we want to get rid of the stuff in the denomenator

gcd of the denomenator is 2x
but wait, we can get rid of the deonmenator in the numerator by multiplying by 4x

muliplty the whole thing by  4x/4x

we get [tex]\frac{x(x^2)}{4(2)+2(x+4)}=\frac{x^3}{2x+16}[/tex]