Respuesta :

pick a number = x

subtract 3 = x - 3

divide by 5 = (x-3)/5

multiply by 2 = [ (x-3)/5 ] * 2

Subctract the original number

[ (x-3)/5 ] * 2 - x

Answer:

[tex](\frac{x-3}{5}\cdot2)-x[/tex]