Consider the function $$f(x) = \frac{(2 x - 4 )(-4 x - 2 )}{(x+ 2 )(2 x - 4 )}.$$
What is the vertical asymptote that is furthest left?
$x$ =

What is the vertical asymptote that is furthest right?
$x$ =

What is the horizontal asymptote?
$y$ =