人教版七年级数学下册二元一次方程组练习题100.docx

1、人教版七年级数学下册二元一次方程组练习题100 3x2y=-9 4x6y=-4 9x8y=4 3x5y=8 x3y=7 4x y=4 2x2y=-9 8x2y=3 3x2y=-15 5x2y=-7 x y=9 3x y=-1 2x y=-4 9x y=1 5x6y=1 4x y=-2 2x5y=-6 3x3y=-3 3x5y=8 5x4y=-1 6x5y=24 3x y=1 2x2y=2 x5y=-3 5x y=7 4x3y=0 9x6y=3 2x y=-1 5x2y=0 5x y=-2 x3y=-8 7x9y=-8 4x9y=6 2x y=6 2x y=-3 3x4y=7 2x y=7 2x

2、9y=5 5x7y=-14 x2y=2 2x2y=-6 5x5y=6 3x4y=4 8x6y=6 x6y=-7 5x2y=1 4x5y=-7 3x2y=-7 5x3y=2 3x y=3 9x4y=21 x2y=1 3x4y=4 2x2y=5 5x4y=-6 4x y=5 2x3y=12 x4y=-1 5x2y=-5 2x3y=-1 2x3y=8 9x9y=-8 2x3y=-8 4x4y=2 x5y=0 4x4y=-4 2x3y=-3 8x8y=5 8x7y=4 4x y=-8 5x y=9 2x3y=9 x4y=-1 3x7y=8 3x3y=13 3x y=4 3x4y=-1 4x y=-1

3、3x3y=9 6x4y=2 2x y=7 4x4y=4 3x y=-8 3x2y=7 2x y=0 2x4y=-3 4x5y=9 x4y=-5 5x3y=7 5x2y=1 x y=-3 x y=-1 2x4y=26 3x y=2 2x2y=-7 4x4y=7 2x4y=-8 5x3y=-7 9x4y=6 4x y=-5 4x3y=7 x5y=9 x5y=6 3x4y=2 6x y=7 4x4y=-9 2x2y=-6 5x2y=-5 5x y=7 7x5y=8 2x7y=-6 5x5y=1 5x4y=-7 4x y=8 x4y=5 2x2y=-4 4x3y=26 4x5y=-8 3x3y=4 4

4、x5y=2 5x y=0 2x6y=4 9x3y=-29 2x2y=4 3x5y=-4 5x2y=0 2x y=9 3x4y=-5 5x4y=-25 3x4y=-2 4x2y=-8 5x2y=-1 4x2y=-4 6x8y=6 3x2y=-16 5x2y=-3 2x y=-2 x3y=-4 2x y=-6 5x2y=1 5x9y=24 4x3y=-8 5x5y=-7 2x4y=-8 5x3y=7 5x6y=-9 6x4y=-25 x y=0 2x3y=4 5x y=-5 x5y=9 x9y=5 3x4y=10 4x3y=-2 3x y=-2 3x2y=-4 x3y=3 2x5y=-9 9x8y

5、=27 3x5y=1 5x y=-2 5x3y=2 4x y=-7 6x8y=9 6x8y=-7 x3y=3 4x4y=-7 x5y=8 2x3y=0 5x3y=-3 5x3y=-3 3x5y=8 x3y=-6 3x y=-6 x3y=-5 4x3y=5 7x5y=21 4x4y=3 4x2y=-8 4x2y=-8 4x4y=-4 6x4y=3 3x7y=-24 2x5y=7 5x2y=7 x2y=-4 5x4y=-3 3x y=-4 6x7y=-6 3x y=2 x5y=-4 2x5y=9 3x5y=2 7x5y=-3 x3y=30 3x5y=6 4x2y=2 x y=3 3x2y=3 3x

6、 y=-9 4x2y=9 5x y=-3 x5y=-1 4x5y=4 x y=-9 4x9y=-7 6x3y=-26 3x3y=5 2x5y=4 3x5y=-5 x2y=-1 3x4y=0 6x2y=-1 2x2y=1 3x3y=-8 x4y=-2 2x2y=-4 6x4y=4 3x9y=14 5x3y=8 2x y=-5 3x2y=-3 3x3y=3 4x4y=-1 6x4y=9 2x3y=-9 x2y=-1 2x y=-4 4x4y=-5 7x9y=-9 4x5y=4 2x4y=-7 5x2y=-4 2x4y=5 3x y=5 5x3y=5 5x y=-8 4x2y=4 5x3y=-8 5

7、x5y=-1 4x5y=-4 x9y=-5 4x3y=14 2x5y=2 5x5y=-8 4x5y=-3 x5y=-9 6x9y=9 4x3y=-19 4x5y=-6 5x5y=-8 3x y=-9 x y=-9 9x4y=-1 x y=-19 5x y=-2 4x5y=-3 3x5y=-9 5x y=-2 x4y=1 9x3y=-10 3x y=-6 3x4y=9 5x5y=2 x3y=7 3x3y=-1 8x9y=-8 4x4y=-2 2x3y=-3 x5y=-8 5x y=-2 2x5y=-6 9x y=-24 2x5y=8 4x y=-3 3x2y=-3 2x3y=-1 3x4y=-8

8、 7x3y=-14 2x5y=7 2x5y=5 2x3y=-2 x y=-7 8x2y=5 8x8y=0 3x5y=1 3x3y=-6 4x4y=-8 2x4y=-5 3x2y=-8 6x6y=-6 2x4y=-3 x2y=7 4x2y=-4 4x y=3 8x3y=-3 5x9y=-17 x2y=-4 4x y=3 x5y=2 2x5y=1 3x6y=-9 4x y=-29 3x y=-1 5x4y=-8 x4y=-1 5x y=4 4x8y=-4 4x y=-1 2x4y=1 2x2y=-4 2x2y=3 5x5y=3 4x8y=8 x2y=-11 3x y=5 4x2y=7 2x2y=-

9、6 x2y=-7 5x6y=4 3x2y=-22 x4y=8 5x2y=3 5x2y=-3 x2y=7 8x7y=8 6x7y=-5 5x y=-7 4x3y=9 2x4y=6 4x y=-1 7x6y=-6 9x6y=6 3x4y=2 x5y=3 4x y=-4 2x3y=-8 7x5y=1 6x3y=20 4x3y=-2 3x2y=-7 3x4y=-2 4x5y=-4 7x4y=9 2x6y=-23 2x4y=-3 3x3y=7 5x4y=-8 5x2y=-3 x4y=-3 2x7y=-9 5x4y=-9 x2y=-2 4x3y=-1 x3y=1 4x3y=4 8x y=11 x2y=0

10、x4y=1 2x2y=1 x5y=-1 x4y=1 6x4y=-4 4x y=0 2x5y=9 2x3y=-5 5x2y=-7 3x6y=-6 4x7y=20 2x2y=-2 2x5y=2 x2y=-6 x3y=2 9x3y=-4 2x4y=8 4x2y=-6 3x y=-6 5x4y=-4 2x5y=3 7x8y=-6 3x5y=11 x4y=9 x4y=-2 x3y=2 2x3y=-2 9x9y=-8 9x7y=13 3x3y=-3 5x3y=-4 3x y=4 x4y=-1 5x5y=-9 6x7y=-5 3x2y=0 2x5y=-5 4x2y=8 x5y=6 5x y=9 4x2y=2

11、4 x5y=-2 5x5y=-6 4x y=5 4x5y=4 3x8y=-3 8x6y=6 x y=4 4x2y=3 5x2y=2 5x y=3 7x8y=-4 2x5y=-20 2x2y=-4 3x2y=2 2x5y=0 3x5y=-5 5x6y=4 8x6y=-5 4x3y=0 x4y=7 3x y=0 2x2y=0 6x3y=-9 2x7y=-21 5x4y=5 5x3y=-3 5x4y=7 3x2y=8 6x7y=2 5x6y=-25 4x3y=-7 4x y=6 4x2y=3 2x2y=-5 2x3y=-8 8x3y=26 4x4y=0 5x4y=-5 x3y=-2 3x y=-9

12、5x9y=3 8x7y=21 x2y=3 5x4y=-8 4x5y=0 5x4y=0 8x7y=-4 9x8y=26 x5y=8 x y=8 2x2y=5 4x4y=-5 6x8y=3 9x y=29 4x4y=3 5x5y=-6 2x5y=-1 2x2y=1 8x y=-9 3x6y=22 2x2y=-8 5x3y=3 3x5y=2 x y=-3 6x y=0 4x5y=-19 4x5y=-3 3x3y=3 x y=-6 x3y=4 6x y=9 9x4y=-1 2x5y=6 4x3y=-4 5x3y=2 3x4y=-2 6x9y=2 9x6y=-23 5x5y=-4 2x5y=4 5x y=9