1、 2x3y=7 6x3y=-4 7x3y=30 x3y=-4 x2y=9 4x y=-2 5x4y=-4 6x2y=-5 5x4y=-13 4x4y=2 4x5y=8 5x2y=-7 3x3y=-3 6x3y=-7 7x3y=-10 3x4y=4 2x5y=-4 2x3y=0 5x3y=2 3x7y=-3 6x7y=0 x3y=-1 x5y=3 2x3y=9 3x2y=-5 9x5y=-4 8x5y=13 x2y=0 4x5y=7 3x y=0 4x y=6 2x2y=9 7x2y=12 2x5y=-6 4x y=9 4x3y=0 4x5y=6 4x9y=2 8x8y=2 3x y=6 2x5
2、y=5 5x y=0 5x5y=2 8x5y=-8 2x6y=24 x2y=-5 2x2y=-9 4x5y=2 3x5y=-4 7x3y=0 8x y=13 5x3y=8 x5y=5 5x2y=-4 5x y=-5 7x4y=5 6x3y=-9 x5y=-6 x y=9 x y=8 2x4y=-1 x6y=6 5x y=-5 5x y=2 2x2y=-4 x5y=-9 3x2y=-8 3x7y=3 4x7y=-12 5x3y=-8 x4y=0 3x y=-6 2x3y=6 2x3y=9 2x2y=-4 3x4y=4 x2y=8 x y=1 x4y=-6 9x5y=-8 6x7y=-20 x y
3、=8 5x2y=7 4x2y=-5 5x5y=4 9x8y=3 7x9y=-14 x y=-6 4x3y=3 4x2y=7 3x y=7 2x4y=-4 6x8y=15 2x y=4 5x5y=2 2x2y=-1 x4y=-8 4x y=-1 x y=0 4x5y=5 x4y=4 3x3y=-7 4x3y=-5 2x6y=-9 9x6y=-23 3x y=-8 x5y=6 2x4y=4 x5y=1 2x y=7 8x8y=-14 4x5y=-5 4x5y=1 5x5y=-4 4x5y=0 9x y=-6 2x y=-14 3x4y=5 x3y=-4 4x y=5 x3y=1 2x3y=3 3x
4、4y=-15 4x3y=8 5x4y=5 5x4y=0 x3y=-9 3x9y=3 6x4y=8 x3y=-6 x4y=4 3x2y=-7 2x3y=-7 9x6y=-9 8x y=27 3x4y=-6 x y=-4 4x4y=4 5x y=1 2x5y=-4 7x6y=-12 5x y=-4 3x3y=7 3x5y=2 4x3y=-4 9x5y=4 7x6y=20 5x2y=-4 x5y=-7 4x3y=-3 4x2y=0 5x4y=-1 7x9y=-15 5x2y=-3 5x3y=-8 3x5y=0 2x4y=-8 3x6y=6 2x4y=30 4x5y=-6 3x2y=-6 2x3y=-
5、2 x4y=-5 6x7y=2 8x6y=-21 x2y=7 4x3y=7 5x y=-8 3x5y=7 5x7y=-3 8x3y=-29 x5y=9 2x y=-9 2x y=-9 x4y=7 6x8y=0 5x8y=6 5x3y=-9 x y=1 x5y=-4 5x4y=3 7x5y=5 9x5y=9 2x y=7 x5y=1 2x3y=-6 5x5y=-6 5x2y=6 x5y=-1 x y=6 2x4y=-4 x y=-1 4x y=7 9x9y=5 x8y=-19 5x3y=9 2x2y=-7 2x3y=-9 4x2y=-6 8x2y=-5 9x6y=5 3x4y=9 x y=-7
6、5x2y=-1 x2y=3 6x y=-8 3x6y=-12 x2y=6 2x4y=4 2x y=-6 x4y=2 5x3y=-8 3x7y=22 4x4y=-4 4x2y=-8 2x2y=8 3x3y=-8 6x5y=-6 4x4y=5 x4y=-6 2x2y=-5 2x3y=7 4x y=0 4x9y=-5 9x y=-1 x y=9 3x4y=-4 5x5y=-3 3x4y=2 4x4y=7 8x5y=19 4x4y=8 3x4y=-2 5x3y=5 5x y=3 4x2y=3 6x9y=29 x4y=-7 5x4y=3 2x2y=6 2x5y=-5 9x4y=6 8x y=8 4x y
7、=8 4x4y=-3 4x3y=7 2x3y=7 3x5y=-9 2x y=29 2x4y=2 2x5y=-5 2x2y=8 2x3y=0 9x y=1 8x7y=-19 5x3y=1 x5y=-5 2x4y=-3 5x2y=-9 2x9y=-1 6x4y=16 x3y=7 4x2y=3 4x4y=-6 3x2y=-8 7x y=-5 9x2y=16 2x y=7 5x2y=-3 4x y=7 3x2y=-5 9x4y=0 3x6y=13 x4y=1 4x y=7 x5y=9 5x5y=5 4x6y=5 x5y=-17 x4y=4 2x y=-7 4x3y=-9 x y=7 5x4y=-7 7
8、x6y=16 5x y=1 5x4y=5 4x y=-4 5x3y=1 5x9y=8 2x8y=29 5x3y=-8 2x5y=4 3x3y=-9 3x y=5 8x7y=8 6x9y=0 2x4y=2 5x5y=4 3x3y=-8 3x2y=3 5x5y=-1 x y=24 3x3y=-7 5x y=-8 x5y=6 5x3y=-8 5x2y=0 3x y=-18 x y=-2 3x y=-5 2x y=1 5x4y=5 2x4y=-5 2x7y=-11 x5y=1 5x2y=-3 5x5y=-6 2x3y=9 9x7y=7 3x5y=-12 3x5y=-8 3x4y=-5 3x y=7 4x4y=5 2x5y=8 x y=24 2x y=-9 3x5y=0 3x4y=1 x4y=-2 5x6y=-9 4x9y=19 3x3y=6 2x2y=-6 3x2y=-8 3x5y=-5 7x5y=-1 5x y=-7 2x y=-1 5x2y=-6 5x2y=2 2x3y=0 7x6y=-6 3x6y=21 4x3y=5 x5y=-3 4x2y=5 2x3y=-3 8x2y=-7 6x2y=29
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