If it's not what You are looking for type in the system of equations solver your own equations and let us solve it.
Remember to put linear equations with variables x and y.
for example:
2x+y=8
x+3y=14
| 4x-y=21;x+7y=27 | | x+y=-9;7x+y=-15 | | 7a+5b=-53;-7a+b=65 | | 2x+3y=12;x+2y=7 | | 1x+3y=5;x+4y=6 | | 1x+2=10;3y+7=21 | | 2x+7y=-3;1x+4y=-2 | | 6x+7y=6;7x+8y=5 | | 2x+y=4;11x+6y=3 | | 2x+3y=11;x+2y=6 | | x+y=6;4x=y+19 | | 3x+2y=7;y=4x-2 | | X=2y-3;X+y=12 | | 5x+2y=6;9x+2y=22 | | x^2+y^2=40;x-3y=0 | | -2x-4y16;x-2y8 | | 3y-9x12;5y+5x15 | | y-1/4x-1;y3/2x | | y2x-1;y-x+3 | | 2x+7y=8;5x+9y=3 | | -2x+4y=-7;y=-1/2x+5 | | 2x+3y=6;y=-2/3x-1 | | 3x-3y=30;-2x+8y=-26 | | 6x-4y=8;-8x-3y=31 | | 8x+3y=26;4x-5y=26 | | r+7=0;r-9=0 | | y=2x-4;y=x+8 | | r+7;r-9 | | -6x-2y=-30;2x+8y=-56 | | y=-1x+4;y=-1/5x | | -10x-y=-14;8x-7y=-20 | | -2x-2y=-4;8x-3y=82 |