1、二元一次方程组练习题130 2x3y=2 4x2y=9 2x6y=5 5x5y=8 3x3y=-9 4x5y=-5 4x5y=0 6x3y=-7 8x8y=-2 4x3y=4 4x2y=3 3x2y=-3 5x5y=-7 8x3y=-7 5x8y=11 x5y=7 x4y=5 3x3y=-1 4x y=2 3x4y=2 3x4y=1 2x3y=-3 2x5y=-7 x2y=-6 3x y=7 4x7y=9 8x9y=-26 2x2y=-1 2x5y=-5 x4y=-3 4x5y=6 3x6y=-1 5x4y=4 5x4y=-1 5x3y=-8 3x4y=-4 3x y=2 9x8y=8 4x3
2、y=-28 3x2y=7 5x4y=-2 x3y=4 x y=-8 x y=3 2x4y=25 4x3y=7 5x4y=-6 x y=0 5x y=4 6x7y=6 7x y=0 2x2y=4 2x3y=1 4x3y=6 x5y=-7 7x4y=9 3x2y=28 3x3y=-7 3x5y=-2 2x4y=2 3x4y=5 5x2y=3 7x8y=-17 2x3y=-3 2x5y=-5 2x4y=-1 3x y=-4 6x y=-4 8x9y=24 3x y=-3 5x5y=7 2x2y=4 x3y=-7 6x5y=-1 7x5y=-4 x y=-6 3x5y=-1 3x3y=-1 4x4y=
3、7 8x7y=6 2x3y=21 2x5y=-3 3x y=-7 5x4y=2 3x4y=4 5x2y=8 5x6y=5 2x2y=-1 3x y=7 2x4y=-3 4x y=5 6x5y=-1 2x6y=-30 5x5y=3 x2y=8 3x2y=8 4x2y=-3 8x y=6 5x4y=10 2x2y=-7 5x4y=-3 4x5y=-4 x y=9 9x3y=-2 5x2y=-17 5x3y=-1 5x y=0 x4y=4 2x3y=-4 6x2y=-9 3x3y=1 x y=0 x2y=-4 3x4y=0 x4y=-7 8x9y=-5 9x9y=-20 2x y=-5 4x y=4
4、 5x5y=4 5x2y=-8 5x7y=-1 5x4y=-2 5x2y=-1 5x4y=3 5x4y=5 2x4y=-9 2x9y=9 6x4y=19 2x y=8 5x5y=5 4x2y=-8 x5y=8 6x2y=2 6x2y=30 2x5y=-5 x2y=2 x y=8 4x4y=-1 2x4y=3 7x4y=-5 3x5y=-7 4x5y=7 4x2y=3 3x4y=6 9x9y=5 7x4y=-18 4x y=3 2x y=6 2x2y=6 2x2y=-3 7x y=-4 8x8y=-9 2x4y=-2 3x3y=-7 x4y=6 5x2y=-8 7x8y=5 x5y=20 5x2
5、y=7 4x4y=5 5x2y=-9 x3y=7 8x6y=4 x6y=25 3x5y=4 2x2y=0 4x4y=9 4x y=-1 3x5y=7 x4y=26 4x y=-6 2x y=8 2x4y=4 5x2y=6 3x6y=1 5x9y=11 x y=-7 2x2y=9 5x y=7 x y=6 x3y=0 2x4y=11 4x4y=6 4x y=-1 3x2y=6 5x4y=3 8x3y=5 6x9y=-5 4x4y=-6 2x3y=-8 3x4y=8 4x y=1 4x9y=-8 2x8y=-28 4x5y=-6 4x2y=-1 3x3y=6 5x y=-6 7x7y=8 9x6y
6、=26 2x4y=1 5x3y=-6 4x4y=-3 x y=-7 6x3y=1 x9y=11 3x5y=8 3x3y=9 2x4y=-4 4x2y=-9 9x6y=6 3x9y=-21 3x3y=6 x4y=-8 2x3y=2 x2y=3 6x6y=1 9x8y=-24 2x y=-3 2x3y=9 4x4y=0 2x4y=-4 9x5y=-5 4x4y=-15 x3y=-9 2x5y=3 4x y=4 3x5y=-3 4x4y=0 2x2y=-13 4x4y=6 x4y=-6 4x y=-7 5x y=7 x4y=-9 4x6y=20 x3y=5 5x3y=8 4x y=-5 5x4y=3
7、 4x6y=0 7x y=-15 4x5y=2 x2y=1 2x2y=3 x3y=8 2x3y=9 x3y=1 5x3y=9 x y=8 3x5y=-9 2x2y=-9 3x2y=5 7x8y=29 5x4y=1 3x5y=4 x3y=-8 x4y=-2 5x7y=8 x5y=-18 2x5y=-8 5x y=2 3x4y=-1 4x2y=2 3x9y=6 9x4y=-5 x4y=5 2x4y=8 3x2y=-2 5x5y=9 9x3y=6 6x7y=1 3x2y=5 4x y=0 4x2y=5 4x4y=7 4x3y=0 x7y=-11 4x3y=9 3x2y=4 5x3y=3 2x4y=5
8、 6x7y=6 4x2y=12 4x5y=-6 2x3y=5 x3y=0 x5y=-5 5x2y=-2 x5y=-28 2x2y=9 x3y=5 2x5y=-4 x y=-3 9x4y=-8 8x4y=-3 2x4y=-9 5x2y=-8 3x y=6 3x4y=-7 9x8y=-5 8x y=22 x5y=1 5x y=-7 x5y=-4 4x4y=3 9x y=3 x y=30 5x4y=9 4x3y=3 2x4y=-9 5x4y=5 2x3y=-6 3x2y=-21 3x5y=8 2x3y=9 3x3y=9 5x y=4 4x4y=9 6x y=12 5x5y=9 3x3y=5 x2y=
9、-2 x3y=3 7x2y=-8 5x7y=15 4x4y=-8 4x2y=5 4x y=-8 2x y=9 x4y=6 9x9y=29 5x3y=5 3x4y=9 2x2y=-4 3x3y=-7 3x4y=-1 5x4y=-7 3x3y=6 3x4y=5 x5y=-2 x y=0 8x8y=1 2x7y=-23 3x2y=-2 3x4y=-6 5x y=-1 3x5y=2 3x5y=4 6x y=3 5x4y=-7 3x y=4 4x4y=-7 4x3y=2 3x9y=-9 9x2y=30 5x2y=4 2x4y=-8 2x5y=-1 5x2y=-3 4x2y=-7 9x4y=3 3x4y=6 3x4y=0 3x2y=4 5x4y=3 5x2y=-6 9x y=25 5x5y=7 4x y=-8 3x4y=3 3x2y=-9 8x y=3 x2y=2 5x3y=1 4x4y=7 2x2y=0 3x y=-6 8x4y=-9 9x4y=-28 3x4
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