You can put this solution on YOUR website! 7x+2y=0
--------
y = (-7/2)x
--------------
Let x = 0, then y = 0
Let x = 2, then y = -7
---------------------
Plot the points (0,0) and (2,-7)
and draw a line thru them to see the graph.
------------------------
===========================
Cheers,
Stan H.