Recall that m subtracted from n in algebraic notation is:
[tex]n-m\text{.}[/tex]Therefore 8-2x subtracted from 3-6x is:
[tex]3-6x-(8-2x)\text{.}[/tex]Simplifying the above expression we get:
[tex]\begin{gathered} 3-6x-(8-2x)=3-6x-8+2x \\ =-4x-5. \end{gathered}[/tex]Answer:
[tex]-4x-5.[/tex]