Respuesta :

[tex]\begin{gathered} 4x+10y \\ \text{for:} \\ x=4,y=2 \\ 4(4)+10(2)=16+20=36 \end{gathered}[/tex][tex]\begin{gathered} 6z-2 \\ \text{for:} \\ z=7 \\ 6(7)-2=42-2=40 \end{gathered}[/tex]