Question

resolva: 20x*2/4x - 8x*3/2x*2

Answer 1

$\frac{20 {x}^{2} }{4x} - \frac{8 {x}^{3} }{2 {x}^{2} }$
$\frac{20 {x}^{3}}{4 {x}^{2} } - \frac{16 {x}^{3} }{4 {x}^{2} }$
$\frac{4 {x}^{3} }{4 {x}^{2} }$
$x$