You can put this solution on YOUR website! 5x+3y=3
3y=-5x+3 this line has a slope=-5 (red line)
y=3x/5-9/5 this line has a slope=-3/5 (green line)
(graph 300x300 pixels, x from -10 to 10, y from -10 to 10, of TWO functions -5x +3 and 3x/5 -9/5).
These line are neither.