Answer
$x=-\frac{3}{4}, 2$
Work Step by Step
We simplify as follows:
$\frac{4(x-2)}{x-3}+\frac{3}{x}=\frac{-3}{x(x-3)}$
$\frac{4x(x-2)}{x(x-3)}+\frac{3(x-3)}{x(x-3)}=\frac{-3}{x(x-3)}$
$4x(x-2)+3(x-3)=-3$
$4x^{2}-5x-6=0$
$(4x+3)(x-2)=0$
$x=-\frac{3}{4}, 2$