1、二元一次方程组练习题58 2x y=-4 6x6y=-3 8x4y=3 3x4y=2 x2y=-9 4x3y=4 2x4y=-2 4x9y=5 9x7y=-16 3x5y=-8 2x y=-4 x4y=8 2x5y=-1 3x7y=0 3x5y=-18 5x2y=0 4x3y=-6 4x3y=5 x y=4 5x y=-1 4x7y=24 5x4y=-6 2x3y=2 2x3y=-3 4x5y=3 2x6y=-3 9x2y=13 2x2y=3 3x3y=-8 2x4y=-7 2x4y=8 8x4y=-5 8x4y=2 x5y=-2 4x y=1 x4y=4 3x4y=1 5x7y=7 5x8y
2、=7 x2y=-7 2x5y=7 3x2y=0 5x4y=-2 5x3y=2 6x7y=-28 x3y=-4 2x4y=-1 4x5y=-3 2x2y=5 4x8y=3 3x9y=10 5x y=-5 2x2y=-9 2x5y=5 x4y=-3 x5y=2 4x y=24 x3y=0 4x2y=3 x2y=1 5x3y=-2 6x y=3 2x6y=-26 2x3y=9 3x4y=-3 x3y=-8 5x5y=0 3x7y=-8 7x8y=-20 2x2y=-9 4x2y=2 x4y=2 x y=0 7x4y=-8 9x4y=23 x5y=-3 2x2y=1 3x5y=-1 2x2y=-4 3
3、x5y=8 7x7y=8 5x y=8 3x2y=-5 x5y=7 5x3y=0 7x4y=-6 4x2y=-25 2x2y=-5 5x2y=5 4x2y=5 4x4y=-3 7x2y=0 8x9y=6 2x2y=-4 5x3y=0 x y=9 4x2y=1 9x y=-4 8x2y=14 2x y=0 2x5y=-6 x5y=-6 4x y=5 2x5y=4 8x4y=21 x3y=1 2x3y=-9 3x2y=5 3x5y=-7 9x4y=1 8x4y=-30 2x4y=4 3x5y=0 3x3y=5 5x2y=3 2x8y=8 5x3y=15 4x y=-6 x y=-3 4x4y=5
4、x5y=7 4x2y=-1 3x2y=10 2x4y=7 x3y=-8 3x5y=-3 x5y=-5 3x2y=1 7x2y=12 x4y=5 2x2y=7 x4y=-9 x y=9 x8y=2 2x5y=7 5x3y=-5 4x5y=-8 4x2y=-8 4x2y=-3 2x2y=-3 x y=-16 3x2y=-5 3x y=-5 x5y=7 x y=-5 5x4y=-5 6x4y=-21 3x3y=0 2x y=8 x4y=-8 2x2y=-5 4x9y=0 x3y=2 x4y=1 3x3y=5 3x5y=-4 4x4y=-4 x6y=5 x9y=9 3x4y=-5 5x4y=9 2x
5、y=-8 4x2y=8 8x8y=-3 2x5y=18 3x y=-4 2x4y=1 4x3y=9 2x y=1 2x6y=9 9x8y=5 4x3y=-4 2x3y=5 3x4y=8 x y=6 x7y=-5 2x3y=14 x3y=9 3x4y=4 2x5y=-7 2x2y=-9 3x3y=0 7x9y=8 2x4y=2 4x3y=6 4x2y=-6 5x3y=-5 5x8y=-2 8x y=-16 5x y=-7 4x4y=0 x y=0 x2y=0 7x4y=2 6x6y=6 x4y=-3 5x4y=4 3x y=-7 x2y=8 x5y=-1 7x2y=-9 2x y=4 2x4y=
6、-3 4x5y=-2 3x y=-9 2x5y=-8 3x y=26 x3y=-6 3x y=0 4x5y=-3 5x2y=-3 7x y=0 5x9y=-26 2x y=9 2x3y=4 4x2y=4 3x y=-9 8x4y=-1 6x8y=-8 2x3y=9 2x4y=0 4x5y=5 5x5y=0 8x8y=-4 6x y=-3 5x5y=3 2x5y=-2 x2y=-7 5x2y=6 9x6y=0 4x2y=2 4x5y=-9 3x y=3 3x y=8 3x3y=-6 x3y=7 9x y=-8 x4y=4 x4y=-2 2x3y=-2 5x5y=5 5x8y=-1 x4y=6 5
7、x y=-2 x2y=2 2x5y=6 5x4y=-6 9x4y=-1 3x y=-9 4x5y=2 5x3y=3 x2y=-8 2x5y=9 8x4y=-9 8x6y=-17 2x4y=5 5x5y=-1 2x y=5 4x5y=5 6x2y=6 8x5y=7 4x2y=-8 4x5y=8 4x4y=6 5x3y=-1 6x4y=7 8x7y=-6 2x4y=9 4x4y=-7 4x3y=-4 2x y=1 5x7y=9 2x9y=-13 x y=-8 2x4y=1 2x4y=9 2x5y=0 4x7y=7 5x6y=6 4x3y=-4 5x4y=-8 4x4y=1 4x3y=-6 x3y=
8、7 3x9y=28 3x3y=-7 5x4y=0 4x3y=0 3x4y=-2 2x6y=-3 9x4y=-15 5x5y=-5 5x3y=8 x4y=-4 2x2y=-7 4x4y=8 6x9y=30 2x4y=-4 5x3y=4 x5y=9 3x3y=-1 4x6y=3 5x8y=22 3x y=8 5x3y=1 5x y=9 3x3y=-3 7x5y=0 6x2y=-10 3x y=4 x2y=-3 3x y=-3 5x5y=7 3x9y=9 5x y=-29 3x3y=-7 5x4y=8 3x4y=0 2x4y=-8 5x3y=-9 6x2y=19 3x3y=4 x y=3 x2y=6
9、 4x y=-5 8x4y=5 5x8y=-3 5x3y=9 4x4y=-2 x2y=6 4x y=-8 4x2y=-2 7x8y=12 x4y=6 5x y=-7 4x y=5 4x y=7 2x8y=-5 3x9y=28 3x3y=4 3x4y=3 3x5y=5 2x y=-4 6x4y=-8 8x6y=-21 2x5y=-8 5x4y=-4 4x2y=-6 x3y=4 9x9y=8 3x3y=10 4x2y=1 2x5y=4 4x y=-6 4x y=9 3x3y=6 8x7y=13 3x4y=0 4x y=-8 x2y=-4 x5y=-7 x6y=-8 6x y=6 2x5y=-9 3
10、x2y=-2 5x y=-8 x5y=-8 3x5y=6 8x y=16 4x2y=-8 x3y=6 3x5y=-4 4x5y=-2 4x6y=-8 x2y=22 3x3y=4 2x4y=-4 5x5y=-1 5x5y=5 7x y=-4 5x5y=-9 5x4y=5 2x3y=-7 3x3y=-1 x5y=4 4x2y=-4 x y=8 5x5y=3 3x2y=-7 x y=9 5x3y=8 6x4y=7 6x7y=-10 2x y=-2 x4y=-1 3x y=-6 4x5y=8 8x4y=-3 x4y=18 3x y=7 3x5y=2 2x3y=5 5x5y=0 3x2y=-7 x4y=
11、24 x5y=-6 2x3y=4 3x3y=-3 x4y=2 3x6y=-4 6x8y=11 5x4y=4 x5y=8 4x3y=-2 2x y=9 2x7y=2 4x9y=10 2x2y=7 4x5y=9 4x2y=4 2x y=5 3x y=5 2x9y=7 2x3y=6 2x2y=-4 5x4y=-6 2x5y=1 x4y=-3 x7y=30 3x3y=-3 3x3y=9 5x4y=5 4x4y=-2 3x6y=3 9x2y=23 3x4y=4 2x2y=3 2x y=-9 x2y=8 4x y=-4 2x2y=-23 2x4y=3 x4y=2 4x5y=-5 4x5y=9 4x9y=-8 3x4y=10 3x5y=0 5x2y=6 2x3y=-6 x4y=3 8x8y=-6 7x5y=-21 3x5y=6 5x2y=-3 4x5y=8 2x3y=-5 8x4y=0 8x2y=-16 x y=-9 4x2y=-9 x3y=-8 5x3y=0 x9y=2 9x2y=-9 x y=-2 x3y=6 5x y=-8 3x y=-2 6x9y=7 7x7y=-1 5x y=7 4x2y=3 5x4y=-3 3x5y=5 2x y=5 2x4y=-12 2x2y=2 4x5y=-8 4x4y=-5
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