1、二元一次方程组练习题152 4x2y=6 4x3y=-6 4x7y=-1 5x5y=-2 x2y=8 2x y=0 3x5y=-4 8x7y=-2 2x3y=20 x2y=3 x y=-2 3x y=9 5x3y=9 3x9y=7 x6y=-16 4x5y=0 4x4y=6 5x4y=-9 5x5y=-9 5x7y=0 5x6y=-29 x3y=4 x y=1 x5y=-4 2x2y=2 2x5y=0 9x6y=-15 3x2y=4 x3y=7 x4y=-3 3x4y=3 x9y=1 7x7y=30 2x4y=-4 3x5y=-7 3x y=-9 3x2y=6 7x5y=-4 4x4y=-19
2、 x2y=7 5x2y=9 x4y=8 x4y=6 4x4y=-8 5x y=9 4x4y=-1 4x3y=9 5x5y=6 5x2y=7 4x6y=4 7x9y=-20 2x3y=-6 4x5y=1 5x3y=-7 5x5y=5 5x y=5 7x2y=8 4x2y=-9 5x3y=-8 x3y=9 2x y=8 7x y=3 x4y=-14 3x3y=2 5x4y=-4 4x2y=-8 3x4y=8 4x6y=1 x y=-17 5x y=7 x5y=1 3x4y=-9 x3y=-6 6x5y=6 2x3y=-8 x4y=2 5x4y=9 3x4y=7 4x5y=-3 4x3y=3 6x
3、y=7 x4y=0 5x4y=-9 x4y=-2 x y=2 3x4y=6 2x y=27 2x4y=1 5x4y=3 2x3y=-4 3x5y=5 x6y=-6 8x4y=-8 3x5y=3 3x2y=-7 2x2y=0 3x4y=0 3x9y=-9 5x2y=-16 2x2y=7 5x3y=-5 3x y=1 4x y=-2 4x4y=-2 9x9y=4 3x2y=-8 4x2y=3 x y=3 5x2y=-8 9x9y=-8 2x y=13 x5y=-7 2x y=-2 x2y=0 x5y=-9 4x y=8 3x3y=-9 4x3y=5 4x5y=0 2x y=1 2x y=-1 5x
4、4y=2 3x6y=1 3x3y=-2 5x2y=8 5x2y=-9 x5y=2 8x8y=-6 5x7y=-3 x5y=-4 x2y=4 4x3y=0 5x y=-3 5x8y=-6 6x3y=-9 5x3y=5 2x2y=-6 2x5y=-2 3x y=-4 3x8y=3 2x7y=-5 5x y=7 3x y=6 x5y=8 x2y=-6 8x4y=3 8x5y=3 x5y=8 3x2y=-8 4x5y=4 2x3y=2 5x6y=-1 2x3y=8 3x y=-3 5x5y=1 4x2y=5 2x3y=0 8x2y=3 4x6y=12 5x5y=0 2x2y=-6 x2y=-9 3x4
5、y=-1 9x6y=9 8x5y=17 x4y=1 3x y=5 4x2y=-9 3x5y=1 4x3y=0 8x y=-6 x5y=1 2x3y=4 x3y=-7 4x3y=-1 8x9y=-4 x9y=15 4x3y=-8 x y=-7 5x2y=5 5x4y=4 8x y=9 4x8y=28 5x y=-4 3x2y=-8 3x3y=-5 4x5y=4 4x8y=5 x4y=-26 4x3y=3 3x2y=-1 5x2y=7 2x4y=0 3x9y=-7 6x6y=-6 5x3y=-9 x2y=5 2x y=-9 4x2y=6 5x2y=-8 3x9y=7 4x y=8 x4y=5 3x
6、5y=-7 5x2y=-4 9x2y=2 9x7y=-25 4x2y=5 x4y=-2 x2y=-3 x y=-6 3x4y=3 x6y=1 2x5y=-3 3x3y=9 3x4y=6 x y=3 6x2y=-2 x5y=-20 2x4y=-4 3x4y=-2 2x2y=2 2x5y=-1 6x7y=1 2x7y=-7 5x3y=-6 3x5y=0 2x y=9 3x4y=-5 2x2y=-4 7x6y=18 5x2y=6 3x y=-6 5x5y=-2 2x5y=5 x6y=7 8x2y=-5 x2y=6 3x2y=7 2x3y=3 3x y=5 8x8y=-6 5x5y=-9 3x5y=-
7、7 5x y=-1 4x5y=6 x3y=-1 6x y=-5 2x8y=21 5x2y=9 x5y=-1 5x3y=-2 x2y=6 4x5y=-6 6x6y=-7 x4y=7 2x5y=-4 3x5y=-6 4x5y=-1 6x9y=1 8x2y=0 2x5y=9 3x y=-4 3x2y=4 4x4y=7 7x5y=-9 9x4y=-9 5x4y=-6 4x2y=8 4x y=0 4x5y=-9 8x7y=-7 4x2y=-18 4x4y=0 2x4y=-5 2x2y=5 5x5y=5 3x6y=-2 3x9y=29 4x2y=-3 x3y=-9 2x4y=6 x5y=8 4x9y=-1
8、 8x2y=20 4x3y=8 4x5y=1 x2y=7 x4y=3 9x2y=6 5x3y=0 5x3y=5 3x3y=-3 x y=-1 3x3y=9 9x4y=3 8x6y=30 3x5y=6 4x y=5 3x y=-7 2x4y=9 6x2y=-9 x y=23 2x3y=-5 2x4y=3 4x5y=0 2x4y=9 5x y=2 3x y=-1 2x2y=-2 4x2y=-2 x2y=2 4x y=9 5x6y=-4 x5y=-15 3x5y=6 5x3y=-2 4x2y=0 5x4y=-7 x7y=3 5x4y=14 5x4y=9 3x5y=2 3x3y=4 3x3y=5 4x
9、3y=5 x y=24 4x3y=4 3x5y=9 5x5y=5 5x2y=-2 5x5y=7 7x9y=-15 5x3y=-8 3x5y=-2 3x3y=-1 2x2y=-4 6x7y=5 4x8y=-23 5x3y=9 2x5y=1 x4y=2 3x y=-4 2x6y=1 2x8y=-17 2x5y=8 3x3y=-1 5x4y=-8 4x2y=-3 2x9y=8 9x9y=-12 5x3y=6 2x4y=-8 4x3y=-4 2x y=-2 7x y=9 9x5y=25 5x3y=-5 4x4y=8 2x5y=-2 2x4y=-9 3x8y=-3 9x6y=13 2x y=0 x4y=
10、7 4x2y=3 3x4y=-4 5x9y=-4 2x5y=-14 5x5y=4 3x4y=-3 5x4y=-9 x4y=2 9x y=1 x4y=-14 5x3y=-7 x4y=-9 5x5y=0 5x5y=-2 8x3y=5 7x4y=17 x y=-4 4x2y=6 x4y=-2 5x3y=6 7x9y=8 4x9y=3 2x4y=-8 x y=-4 5x y=-3 3x y=-1 4x9y=-3 5x4y=-24 2x4y=1 5x2y=9 3x y=0 4x4y=-8 x y=-1 4x8y=22 2x2y=7 2x y=1 5x y=3 2x2y=3 9x2y=8 3x y=-10
11、 2x y=-5 4x4y=-1 x3y=7 3x3y=-4 4x7y=6 4x9y=21 4x y=3 4x4y=1 2x2y=-7 x3y=-7 x3y=-3 4x2y=-4 2x2y=-5 5x3y=3 5x2y=5 3x2y=1 x7y=4 9x6y=-9 2x5y=-2 3x y=4 3x y=-2 4x5y=2 2x5y=5 4x y=-30 4x2y=2 x4y=0 3x4y=-7 5x4y=-5 x4y=-2 9x9y=-23 2x5y=-4 3x4y=7 3x5y=6 x5y=7 4x2y=-1 9x6y=-5 5x5y=0 5x3y=-7 4x5y=8 2x4y=8 4x9y=7 6x8y=5 5x5y=-5 x3y=3 2x4y=2 3x3y=-9 9x8y=-8 6x y=1 3x3y=-3 3x2y=2 5x5y=9 3x5y=-1 6x8y=9 x2y=-14 3x4y=8 x5y=-2 4x5y=9 4x5y=6 6x4y=-4 5x y=-10 3x3y=7 5x y=-7 5x2y=-3 4x3y=8 5x3y=-7 7x7y=-2 5x2y=-1 x4y=4 3x4y=-2 4x5y=-7 7x2y=-9 2x2y=-28 5x2y=3 2x5y=4 5x2y=2
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