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X= 3x-2y=-1 2x+5y=12 y= X= -6x+4y=0 5x-2y=4 y= X= x-y=-10 -2x+2y=20 y= X= 4x+6y=-26 3x-y=-3 y= X= x-4y=-16 -7x-2y=52 y= 5x+6y=-18 -4x+9y=-27 X= y= X= -3x+5y=7 -x-y=5 y= X= -3x+2y=-33 7x-y=66 y= X= x+y=0 x-y=2 y= X= 4x-3y=21 -x+2y=-9 y= X= 8x+2y=32 -3x-6y=-12 y= X= x-7y=34 x+7y=-36 y= X= 10x-3y=43 7x+2y=-15 y= X= 6x-11y=0 3x+y=39 y= |