Refer to the image below for the graph.
Work Step by Step
To graph the given equation, perform the following steps: (1) Create a table of values by assigning $x=-6, -3, 0, 3, 6$, then solving for the corresponding value of $y$ of each one. (refer to the attached image below) (2) Plot each ordered pair from the table of values, then connect the points using a line. (refer to the attached image in the answer part above)