Respuesta :

MikeMart77

Answer:

[tex] \frac{4}{5} x[/tex]

or

[tex]0.8x[/tex]

Step-by-step explanation:

[tex]80\% \: of \: x = \frac{80}{100}x \\ \frac{80}{100} x = \frac{8}{10}x = \frac{4}{5} x = 0.8x[/tex]