Answer:
Plot the points (0,0) , (5, 4) and (-5, -4).
Step-by-step explanation:
You could plot three points. Then if they have been plotted correctly the graph will be a straight line joining these 3 points.
The 3 points could be
x y
0 0
5 4 ( 4 because y = 4/5 * 5 = 4)
-5 -4 ( y = 4/5 * -5 = -4).
