1、二元一次方程组练习题50 5x5y=9 6x4y=1 4x9y=-8 x y=0 4x5y=2 4x3y=-5 5x2y=6 6x7y=8 2x5y=-29 x3y=8 5x5y=-6 x5y=3 5x2y=-8 4x7y=1 9x3y=-29 5x y=6 x2y=5 2x4y=-9 5x3y=-7 x3y=1 x4y=-28 5x5y=6 5x2y=-6 x3y=9 2x5y=2 5x6y=-6 x2y=13 x5y=-5 x5y=-7 2x5y=2 2x4y=5 3x5y=6 3x4y=29 5x5y=-7 4x4y=-6 x2y=-5 x y=-4 4x6y=-5 9x8y=7 5x5
2、y=1 3x5y=0 4x4y=4 x3y=-8 x7y=6 2x5y=-6 2x4y=8 3x4y=-1 x2y=-4 3x y=-7 5x9y=-8 6x6y=28 3x5y=9 4x3y=-1 4x3y=0 3x5y=-2 9x2y=8 2x6y=20 4x3y=0 5x4y=-5 4x5y=-8 2x2y=7 8x8y=-7 9x y=-2 5x y=-3 5x3y=-6 x3y=2 3x3y=-9 3x4y=4 2x7y=-22 2x y=-7 3x5y=-9 3x y=-2 x4y=4 5x6y=2 x8y=24 5x2y=2 x y=-7 4x5y=-4 4x3y=5 6x4y=
3、-5 5x y=26 2x4y=-4 4x3y=-6 4x5y=6 4x y=1 4x y=3 7x9y=-11 5x2y=-2 2x2y=2 3x4y=-5 5x3y=-7 6x2y=-2 4x7y=-9 5x4y=-2 2x5y=3 2x4y=0 3x2y=-2 x9y=-6 8x6y=-7 5x2y=-2 5x2y=3 2x y=-1 5x y=3 5x9y=-1 3x3y=19 5x4y=-9 4x3y=-1 5x y=5 5x4y=2 2x6y=-2 2x2y=20 3x5y=-5 3x4y=7 4x y=-9 4x3y=-4 6x5y=-9 9x9y=-22 3x3y=-6 4x5
4、y=1 5x5y=8 4x5y=7 7x y=-7 7x6y=0 x y=6 x y=-3 4x4y=0 x3y=3 2x9y=-1 7x6y=29 3x2y=4 2x4y=0 4x4y=1 3x y=-3 2x4y=5 2x2y=3 x y=-4 3x4y=-3 3x5y=-9 x3y=3 9x4y=2 5x9y=-6 3x5y=8 5x3y=-8 3x3y=-9 2x2y=-4 9x3y=-2 x y=0 2x2y=-3 3x3y=3 2x3y=-7 5x4y=2 9x3y=2 x4y=10 x y=-8 5x y=0 x y=4 2x3y=5 5x3y=8 2x2y=-9 2x2y=-9
5、 x5y=6 x2y=8 3x5y=4 2x y=-6 3x3y=-20 4x5y=-5 4x y=1 2x y=-2 x5y=9 4x5y=5 5x y=-10 4x y=-5 2x y=2 x4y=1 4x y=-9 3x9y=4 2x8y=-14 4x2y=8 5x3y=8 3x4y=-1 x5y=-1 x4y=6 7x3y=-7 3x y=6 2x y=8 4x5y=6 5x4y=6 4x5y=-2 3x8y=28 3x y=8 x4y=-5 5x4y=-5 5x y=3 4x y=3 5x y=-21 x3y=2 x5y=-8 x y=8 x5y=-9 6x2y=-6 8x3y=7
6、2x2y=6 2x4y=-8 5x5y=-6 4x3y=4 6x8y=0 3x6y=-9 2x2y=8 2x2y=2 4x2y=-5 3x3y=5 7x2y=-4 x7y=-15 2x3y=-1 4x3y=4 3x5y=0 3x2y=4 4x y=2 9x2y=-29 2x y=2 5x2y=4 3x5y=-2 4x2y=9 x6y=-4 3x3y=15 2x3y=-1 3x3y=-1 x2y=9 5x2y=9 4x6y=-8 8x6y=-3 2x3y=-4 5x y=3 2x5y=9 2x5y=-5 8x7y=-1 3x6y=19 5x5y=4 5x3y=-9 3x y=7 3x2y=9 2
7、x9y=6 7x y=-23 4x4y=-2 2x4y=-5 x y=-6 3x5y=-8 2x3y=5 3x y=14 x y=7 3x4y=-6 x y=6 4x y=1 9x7y=5 7x3y=16 5x2y=2 x3y=1 5x5y=0 5x3y=-3 5x6y=-3 3x2y=14 2x3y=-5 4x4y=4 3x3y=6 5x3y=-3 6x8y=8 9x4y=28 2x3y=-9 2x5y=6 5x y=4 3x3y=3 4x2y=-6 5x3y=19 5x2y=-7 4x4y=-1 3x y=5 x5y=7 2x y=4 2x9y=2 3x5y=3 3x3y=-1 2x4y=
8、6 5x4y=-3 2x7y=-2 x9y=29 4x4y=1 2x2y=-9 3x4y=1 4x4y=1 8x2y=6 x6y=-30 3x3y=7 x5y=2 2x y=-9 5x4y=8 4x8y=2 8x4y=5 4x3y=-7 x3y=-6 2x5y=-8 2x y=-3 5x y=0 5x2y=-9 2x5y=-4 2x y=-5 2x4y=-7 5x4y=-1 4x5y=0 3x5y=-6 5x2y=5 4x y=7 5x3y=-5 4x5y=-2 7x6y=4 7x8y=20 4x3y=-9 5x5y=4 4x3y=0 4x3y=8 7x6y=1 4x7y=20 2x2y=2
9、5x2y=7 5x5y=-8 4x4y=8 2x7y=0 x3y=-12 3x3y=2 5x4y=8 5x3y=9 x2y=8 x3y=5 5x9y=-16 5x3y=-8 2x2y=4 5x2y=-2 2x5y=-3 4x9y=2 6x2y=-12 3x3y=-8 4x2y=8 3x5y=-8 x4y=0 5x y=5 9x9y=-4 5x4y=-8 x3y=-7 2x y=7 3x2y=8 9x8y=-5 7x y=13 3x y=5 2x4y=-5 5x y=0 2x3y=4 5x9y=-1 2x2y=-27 4x4y=5 x y=7 5x3y=-5 3x2y=4 5x9y=-1 6x8y=23 5x3y=4 4x3y=5 3x2y=7 3x5y=4 6x6y=-2 3x y=10 x3y=5 3x2y=-7 x5y=-7 2x4y=0 4x6y=8 7x3y=0 x5y=-4 x4y=0 2x4y=-5 4x y=-8 6x3y=-4 4x2y=-28
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