Given the function
[tex]-2x-10y=20[/tex]First I'll rewrite it in terms of y
[tex]\begin{gathered} -2x-10y=20 \\ -10y=20+2x \\ y=\frac{20}{-10}+\frac{2x}{-10} \\ y=-2-\frac{1}{5}x \end{gathered}[/tex]Next is to determine the values of y (range) for the given values of x
Now you can graph it: