Answer :

putting value of X, find the value of Y. 

then form a table of coordinates (x,y)

plot the points in graph and join the points. 
put value of x and y like
y=0 and x=4
x=0 and y=-4
x=6  and y=2
and then by plotting these points on graph straight line will  formed 
  (0,-4) ,(4,0) and (6,2)

Other Questions