You can put this solution on YOUR website! 4x+2y=16
3x+4y=17
....
2y=16-4x
y=16-4x /2
y=8-2x
...
4y=17-3x
y=17-3x / 4
....
For each line plug three values of x to get y and plot graphs for both
the intersecting point will give the solution.
They intersect at(3,2)