1、二元一次方程组练习题310 5x2y=9 2x3y=7 8x2y=-19 3x3y=-8 5x2y=4 2x4y=3 3x y=1 2x8y=6 x2y=-20 4x y=-2 x y=-8 x3y=-3 4x3y=-4 2x y=-3 3x9y=-24 x2y=-5 3x y=6 2x2y=-1 x3y=8 3x6y=3 6x7y=3 x4y=3 x4y=2 4x3y=-3 x y=-8 x4y=8 3x3y=-12 x4y=9 3x y=2 2x5y=-3 2x3y=4 4x4y=-3 7x5y=19 4x y=2 2x2y=5 x4y=-7 2x4y=3 3x6y=0 7x2y=2 x3
2、y=2 2x3y=-8 x y=-2 2x y=-7 9x8y=1 7x y=-2 2x5y=5 x4y=3 5x2y=6 x2y=1 3x9y=1 5x2y=-28 2x y=-2 4x4y=0 2x4y=9 x y=0 4x y=4 2x7y=-11 5x2y=7 2x5y=5 x2y=1 x5y=-1 6x2y=-5 3x8y=-1 2x2y=6 4x y=0 4x3y=-5 5x2y=-2 4x8y=-3 2x9y=10 3x3y=5 x3y=3 3x4y=9 2x5y=2 8x2y=9 7x y=7 4x4y=9 x5y=-1 3x3y=3 3x5y=8 2x7y=5 6x6y=-1
3、0 4x5y=-3 5x2y=7 4x4y=2 4x2y=8 4x9y=-7 2x4y=-15 4x2y=-7 2x3y=-9 5x3y=7 4x5y=-3 9x9y=-3 4x9y=6 2x4y=5 2x y=-4 3x y=-8 4x y=4 4x3y=6 x3y=-23 3x2y=0 x4y=8 2x5y=-7 x y=-5 3x7y=-6 7x y=26 4x2y=-9 4x5y=3 3x3y=4 2x4y=-8 9x6y=-3 4x6y=-13 4x3y=8 2x3y=9 3x2y=-7 2x3y=-6 4x8y=4 x2y=-4 x5y=5 4x y=5 5x3y=-8 4x4y=
4、3 9x y=7 x8y=13 2x5y=4 2x y=6 3x y=-5 5x5y=-1 6x5y=0 5x y=-18 4x4y=-4 x2y=0 x4y=5 5x4y=8 4x9y=9 2x5y=15 5x y=1 3x5y=-8 x4y=-8 2x y=-9 3x4y=-3 4x4y=27 x4y=4 5x5y=-7 4x5y=8 5x y=-4 2x3y=5 9x y=-30 2x4y=-5 x5y=-1 3x y=5 2x y=9 2x4y=-6 9x4y=19 x3y=9 5x5y=-4 2x5y=6 5x3y=1 7x y=-9 6x7y=7 3x4y=-8 2x4y=-7 2
5、x2y=9 4x2y=4 x7y=-5 9x9y=12 4x5y=0 2x3y=1 4x2y=-2 3x y=-7 2x5y=3 3x3y=23 x5y=7 4x2y=-6 4x y=7 4x5y=2 8x7y=8 8x4y=17 5x2y=-2 x y=-8 x5y=-2 x2y=-2 8x6y=1 2x3y=20 x4y=-3 5x y=7 2x2y=4 3x3y=-3 2x7y=6 2x6y=-19 x4y=5 3x3y=7 4x4y=1 3x y=-2 8x8y=7 8x8y=21 3x y=8 3x5y=0 5x3y=8 2x3y=-5 9x9y=1 7x y=6 2x4y=5 x
6、y=0 2x3y=-4 3x2y=7 2x2y=-1 4x2y=-25 x4y=9 3x3y=-2 5x2y=-8 3x2y=-2 4x5y=7 9x7y=9 5x2y=7 4x2y=-9 4x3y=9 5x y=2 4x2y=-8 7x3y=5 2x2y=-8 3x2y=-8 3x2y=6 x5y=8 5x y=3 7x6y=-19 4x y=-5 2x y=2 5x2y=8 x2y=1 2x6y=0 2x6y=26 x2y=-8 2x2y=-8 3x2y=9 2x y=-1 4x2y=-8 2x4y=21 x y=-2 5x5y=4 2x4y=3 5x3y=5 7x7y=-6 6x7y=3
7、 5x5y=3 4x y=-6 2x3y=7 2x4y=4 2x y=0 7x5y=-8 4x3y=-8 3x5y=8 2x5y=4 x4y=7 3x2y=-3 3x6y=-23 4x y=-9 3x y=-6 x3y=-6 4x3y=3 6x4y=-6 6x6y=14 3x4y=7 5x3y=-8 2x3y=-1 2x3y=9 2x2y=3 2x2y=-12 5x3y=-9 4x2y=7 5x4y=-6 5x2y=-2 x4y=7 4x7y=-13 x2y=-1 3x2y=9 5x4y=-8 4x y=-7 x7y=7 6x5y=-25 x3y=-6 2x3y=-1 5x2y=8 3x2y=
8、4 2x9y=-4 8x y=-8 x2y=-9 x3y=-3 5x2y=5 x3y=-9 7x6y=-1 x6y=14 5x5y=9 3x4y=2 3x y=-9 4x4y=5 5x2y=6 6x5y=-21 5x3y=9 2x4y=-6 2x5y=-2 4x5y=7 8x7y=3 9x4y=26 x y=-4 4x3y=7 x y=2 4x2y=-3 3x7y=7 6x4y=-26 3x y=-4 5x y=-6 4x3y=-6 5x4y=0 8x4y=0 5x7y=-28 x3y=5 x4y=-5 4x5y=7 4x4y=-4 4x7y=0 3x7y=17 5x3y=6 2x3y=-5
9、x y=5 5x3y=-3 6x4y=-3 3x4y=23 2x4y=-9 4x3y=-1 2x3y=-3 3x2y=4 6x4y=-3 9x8y=13 5x2y=0 2x y=-6 4x5y=-4 2x2y=-9 2x3y=9 x8y=25 2x5y=-1 4x3y=4 3x y=-6 3x y=1 4x5y=0 4x y=-28 5x3y=-7 5x y=-3 5x3y=9 2x3y=-8 5x y=6 8x3y=21 4x5y=-7 3x4y=-1 x5y=8 4x y=-9 x5y=1 3x6y=4 3x y=-4 5x3y=5 x2y=4 4x2y=-8 8x6y=6 3x7y=21
10、 3x y=-6 4x4y=4 2x2y=8 4x y=4 2x6y=-5 8x6y=-6 5x3y=8 x2y=4 2x5y=3 2x2y=1 2x5y=6 7x3y=-2 3x3y=6 x4y=2 3x3y=8 x2y=-1 6x7y=2 8x6y=29 2x y=-1 3x2y=-8 2x3y=1 4x4y=5 8x8y=-8 9x y=25 x5y=-4 2x4y=-3 4x y=8 5x4y=-2 7x8y=0 8x6y=-24 x4y=6 4x5y=-9 x2y=-9 4x3y=-6 8x2y=-5 5x8y=-1 3x3y=7 4x4y=-6 4x5y=-8 5x2y=-9 2x
11、6y=-6 4x4y=28 2x2y=-2 3x2y=-1 2x3y=-8 2x2y=6 9x9y=-8 5x8y=30 2x2y=6 2x5y=4 4x5y=7 5x4y=-9 5x6y=-8 5x4y=15 4x y=7 5x3y=5 2x y=-6 2x y=-6 4x y=1 2x4y=25 3x2y=-8 5x4y=-7 2x4y=7 3x5y=6 2x4y=6 7x y=12 2x3y=-2 3x3y=7 x5y=0 x4y=-6 8x2y=-2 2x9y=-11 5x3y=6 2x5y=-5 2x4y=-8 3x4y=0 2x3y=5 3x4y=11 x4y=-6 3x y=-5 2x2y=1 2x2y=-1 3x6y=3 9x3y=21 4x3y=4 5x3y=1 2x y=1 4x5y=-5 7x2y=9 4x4y=-20 x4y=7 4x2y=3 5x4y=0 2x3y=8 5x6y=8 8x7y=-19 5x2y=3 2x4y=0 4x4y=-9 5x4y=-7 7x8y=3 x5y=-13 5x5y=8 3x y=7 5x5y=7 3x5y=0 3x4y=3 2x7y=28 5x y=-6 x4y=4 5x3y=8 2x5y=-3 x y=4 4x5y=20 3x y=0 3x3y=-2 x y=1
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