1、二元一次方程组练习题116 2x y=3 5x8y=5 9x7y=-19 5x2y=-9 5x5y=7 4x2y=-1 5x y=2 x4y=-6 9x7y=23 2x y=0 3x5y=-5 2x5y=-1 4x y=-6 6x7y=3 3x5y=0 2x4y=0 x4y=6 4x4y=-3 x3y=-2 3x5y=-7 4x2y=-10 3x y=-5 4x y=2 2x4y=1 x y=0 7x9y=7 8x8y=-28 5x4y=-8 4x3y=8 5x2y=9 4x y=7 9x8y=-1 4x2y=0 x4y=8 5x3y=8 4x5y=9 5x2y=5 7x5y=4 x5y=-2
2、2 2x y=4 5x2y=-3 4x4y=-6 5x y=-5 x8y=1 9x y=8 2x4y=2 x4y=-3 x3y=0 x5y=3 4x6y=-5 9x8y=2 x2y=-6 2x y=3 x y=-7 3x2y=2 x9y=-8 8x y=23 4x4y=0 x y=-1 5x5y=-7 2x y=-8 2x4y=7 7x y=-27 4x y=1 3x5y=-8 2x y=-2 4x2y=6 2x4y=6 7x5y=4 2x5y=-2 2x y=8 x y=1 3x5y=9 6x2y=5 3x8y=25 5x5y=9 5x y=7 5x2y=0 5x4y=-1 8x3y=-7
3、x8y=16 2x5y=-7 2x5y=2 4x4y=-1 2x5y=-2 x3y=3 7x6y=-26 4x2y=1 x2y=7 4x5y=-4 3x2y=3 4x7y=1 8x7y=-18 5x4y=8 x y=9 3x4y=-5 5x5y=-2 6x5y=-6 5x y=-30 2x2y=4 4x2y=9 x4y=-5 3x2y=9 3x6y=-7 x7y=-6 5x2y=-9 5x3y=-9 4x3y=-5 2x y=3 3x7y=6 4x2y=-16 3x5y=-2 3x4y=2 3x4y=-7 2x4y=2 7x6y=-2 3x2y=-4 2x4y=-9 4x2y=-5 2x2y=
4、2 x2y=-5 8x7y=-5 7x9y=27 4x5y=3 x2y=1 3x4y=-4 2x5y=-3 8x8y=-2 9x7y=5 3x y=-1 x4y=-8 5x4y=-6 4x2y=2 2x7y=7 5x4y=-17 4x3y=7 3x3y=-6 5x5y=0 5x4y=8 8x3y=-5 2x3y=18 4x y=-3 3x2y=4 4x y=4 x2y=-9 6x9y=-3 6x2y=-30 4x3y=-5 2x4y=4 3x2y=5 3x5y=1 9x4y=-1 8x7y=15 5x3y=-4 4x y=1 2x y=6 x y=-6 x7y=-2 8x5y=-21 x3y=
5、-2 4x4y=-2 4x3y=-1 5x y=5 4x7y=-5 8x4y=-2 2x3y=7 2x y=0 4x3y=-8 4x5y=-7 3x4y=6 9x7y=16 4x2y=-1 x2y=-9 x y=0 x5y=-8 3x2y=5 2x4y=-29 x2y=2 3x4y=-3 2x4y=-4 3x5y=6 3x7y=-8 6x5y=-4 3x y=-2 x2y=1 x3y=-3 5x y=4 9x2y=3 5x8y=29 4x y=-7 x4y=2 4x2y=-6 2x2y=8 7x3y=2 9x3y=14 5x4y=-6 x y=-6 x y=-7 3x y=2 3x7y=5 5
6、x5y=-13 4x5y=5 5x y=7 5x4y=8 x4y=-5 8x9y=-6 5x9y=-5 x5y=-7 4x3y=-2 3x y=-2 2x y=1 3x5y=4 8x4y=-6 3x2y=-2 3x4y=-5 4x2y=-8 3x y=-5 3x5y=-5 9x9y=-22 4x4y=-5 2x5y=-7 3x3y=-9 5x5y=6 6x8y=-4 8x y=-20 4x4y=5 5x3y=5 4x5y=9 x5y=-1 7x6y=-7 8x6y=-18 4x2y=5 x y=-6 4x4y=-6 5x5y=-2 2x3y=8 3x4y=-24 4x4y=1 2x4y=-2
7、x5y=-3 5x3y=3 9x y=-4 5x y=-3 4x3y=6 x5y=-6 x3y=-8 2x2y=-7 4x8y=9 8x4y=20 4x5y=-5 2x4y=0 5x y=3 2x4y=7 5x4y=-3 3x y=-11 4x2y=1 x5y=-9 5x5y=3 2x4y=5 5x3y=9 2x2y=30 2x4y=0 3x5y=1 5x4y=6 3x4y=-4 9x4y=-3 9x y=-27 4x2y=-5 3x y=-6 x3y=-2 5x3y=-2 4x4y=6 9x9y=-16 2x5y=-2 5x y=6 x4y=1 x3y=7 6x6y=-2 9x9y=-7 4
8、x4y=5 3x2y=-3 x2y=9 2x5y=1 3x6y=0 x3y=-23 x y=-3 3x y=-9 2x y=9 5x5y=3 3x5y=-9 5x7y=-24 x3y=-1 2x4y=-2 2x y=0 2x2y=-6 7x5y=3 3x y=16 4x2y=4 5x4y=-7 3x5y=6 4x y=4 8x3y=-8 2x4y=-16 2x4y=-1 3x4y=5 2x5y=9 5x3y=-9 3x7y=8 6x5y=8 5x2y=-5 5x3y=-9 3x3y=5 5x3y=9 x7y=2 4x4y=18 2x3y=-6 4x3y=-6 2x5y=0 3x y=4 8x8
9、y=-1 8x6y=-20 3x4y=4 2x y=-8 3x4y=-1 3x3y=1 x3y=4 3x3y=12 x2y=5 2x4y=1 x2y=9 5x y=-7 5x3y=4 2x6y=-20 4x4y=-3 5x4y=-4 4x4y=-2 3x3y=-5 x7y=9 2x4y=17 4x y=-8 x2y=-4 2x4y=2 x5y=1 x9y=-5 8x3y=-24 x y=5 3x5y=-7 3x y=3 x5y=4 7x y=-7 7x6y=0 4x y=-2 2x4y=9 5x4y=-4 5x5y=0 6x4y=-6 3x y=-3 4x4y=-3 x3y=-8 5x y=6 4x5y=-8 2x9y=-4 3x3y=12 2x4y=-9 4x2y=0 2x4y=0 4x5y=7 9x y=0 9x5y=-8 2x3y=-2 3x4y=4 2x y=-8 3x4y=-8 x7y=-3 3x5y=29 3x2y=-5 x3y=2 3x5y=4 5x y=-7 6x y=2
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