The tables below show some inputs and outputs of functions $f$ and $g$.
$x$|$-8$|$-5$|$-1$|$~~1$|$~~5$|$~12~$
:-:|-:|-:|-:|-:|-:|-:|-:
${f(x)}$|${16}$|${10}$|${2}$|${-2}$|${-10}$| ${-24}$
$x$|$-24$|$-4$|$~~0$|$~~4$|$~~12$|$~~20$|
:-:|-:|-:|-:|-:|-:|-:|-:
${g(x)}$|${19}$|${4}$|${1}$|${-2}$|${-8}$| ${-14}$
$(f\circ g)(12)= $ [[☃ math-keypad 1]]