Answer
See image
Work Step by Step
$\left[\begin{array}{ll}
\text{x-intercepts:} & \text{y-intercepts:}\\
0^{2}=3x-9 & y=0-9\\
9=3x & y=-9\\
3=x & \\
(3,0) & (0,-9)\\
&
\end{array}\right]$
Two points define a line. Plot the intercepts and the line passing through them.