人教版七年级数学下册二元一次方程组练习题121Word文档格式.docx
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4x+2y=-13x-3y=15x+3y=-6
x-5y=-42x+5y=9x-y=7
5x-2y=-1x-4y=13x-6y=10
4x-2y=32x+2y=-64x+y=0
5x-5y=-89x+2y=-45x-y=-16
4x-4y=64x+3y=63x+4y=-6
2x-2y=52x-9y=-12x+6y=2
x+2y=4x+4y=-95x+4y=5
5x-3y=-47x-2y=-37x-7y=18
x+2y=82x-3y=22x-3y=4
4x+3y=-77x-2y=-59x+4y=-27
x+2y=-75x-2y=45x-2y=-4
3x+y=98x+9y=5x+y=11
2x-2y=-32x-4y=83x+3y=-9
4x+3y=39x+4y=-12x+5y=4
3x+5y=45x-y=-15x-5y=-7
2x+5y=-79x-6y=-75x-8y=-9
5x+5y=-84x-3y=-95x+5y=9
3x-y=-44x+9y=-52x+4y=24
5x+5y=-1x-y=-94x+2y=-7
x-y=-46x-8y=-68x-5y=10
5x+y=-45x-5y=-6x-4y=0
4x-3y=-25x-4y=-54x-7y=27
3x+y=82x+4y=-62x+y=2
x-3y=-77x-y=-34x-y=-11
4x+2y=43x-2y=2x+4y=-6
5x-3y=99x+9y=-64x+3y=-4
5x-5y=1x+3y=45x-4y=-8
3x-3y=03x+3y=-74x-8y=12
3x-5y=-4x-3y=-33x-2y=2
4x+2y=-73x+3y=-36x-8y=14
5x-2y=0x+4y=62x+4y=7
2x-2y=38x+4y=36x-2y=-20
3x-2y=-42x-4y=34x-3y=-5
5x-4y=96x-4y=72x+5y=-30
x+2y=-45x-2y=-53x+2y=9
4x-y=24x+2y=66x-8y=4
5x+2y=62x+4y=-52x-5y=-5
x-3y=88x-4y=96x+3y=-21
4x-5y=-75x+4y=92x-3y=4
4x-2y=-45x+9y=95x-3y=9
3x-2y=-25x-4y=72x-2y=-5
2x-5y=-37x+3y=4x+5y=-12
2x+3y=-53x+5y=-9x-2y=-6
5x-3y=-5x+5y=88x+5y=26
x+2y=-33x-5y=-44x-5y=-5
2x-3y=-63x+4y=09x+9y=-22
2x-y=9x+4y=-14x-3y=-8
x+2y=-43x+8y=-85x+7y=3
2x+y=-63x-5y=15x+3y=-6
x+y=75x-4y=72x-3y=29
3x+5y=-63x+3y=63x+5y=2
2x-y=-56x+7y=-42x-5y=13
5x+5y=34x+5y=1x+3y=1
4x-3y=-29x-9y=98x+3y=12
3x+2y=-15x+3y=-82x+3y=8
3x-5y=17x-7y=-97x-2y=5
x-5y=-73x+4y=45x-2y=-9
5x+y=0x-7y=-59x-5y=29
5x-3y=0x+5y=-25x-y=0
5x-5y=-94x+5y=-94x+4y=24
5x+y=0x+y=62x+4y=-5
x+5y=96x-5y=2x-7y=2
x+4y=13x-3y=32x-5y=-2
2x-y=-23x+y=15x+y=19
2x-4y=-83x-4y=-82x+4y=6
5x+y=27x+5y=-26x-5y=-11
x+y=-33x-2y=32x-2y=-7
4x+2y=-3x-y=-22x+4y=0
2x-y=45x+4y=-43x-3y=-5
2x-2y=-22x+2y=-87x-4y=-8
x+y=-25x+y=-24x-2y=-9
5x-3y=-98x-2y=-12x-3y=-14
3x-2y=-74x-y=-73x+5y=4
2x-y=97x-6y=75x+8y=12
x+y=93x-5y=-9x-2y=1
x+4y=13x-9y=-76x-8y=-29
4x+2y=-62x-y=82x-y=-4
5x+4y=-18x+6y=42x+8y=-25
4x+y=4x+5y=93x+y=5
4x-5y=-36x-2y=-72x+5y=16
2x+3y=05x-4y=54x+y=2
x+2y=-78x-4y=-59x+8y=26
4x+2y=63x+y=2x+5y=-7
3x-5y=66x+3y=59x+4y=0
x+4y=-35x+5y=7x+4y=4
2x-2y=-74x+8y=56x-8y=-27
4x+y=75x+5y=-24x+5y=2
x-3y=-2x-3y=63x-3y=-22
5x-3y=02x+4y=-4x-y=-9
3x+5y=23x+9y=64x-3y=20
4x+3y=65x-2y=-93x+4y=6
3x+2y=69x+6y=-28x-2y=-9
3x-3y=-42x-y=-63x+3y=6
5x-4y=-64x+7y=7x+9y=-15
4x-y=83x+3y=-12x-5y=3
4x-2y=-14x-4y=-99x-y=1
5x+5y=45x-4y=-13x-4y=7
x+5y=-37x-8y=-12x-2y=2
3x+4y=03x+2y=44x-4y=-7
4x-y=66x-4y=-5x+2y=7
5x-2y=-9x+3y=-63x+5y=6
4x-y=-17x-5y=-66x+3y=-3
3x-5y=33x-4y=-82x+y=0
5x+y=-47x+5y=58x+9y=-19
2x-3y=0x+y=-62x+4y=-2
5x-4y=23x+6y=47x+7y=27
4x+4y=-24x-2y=73x-y=7
3x+3y=42x+9y=65x-4y=1
2x+5y=-14x-y=6x+5y=-2
4x+3y=42x-4y=-27x+7y=9
4x+4y=-23x-y=24x-2y=5
2x+y=44x-2y=-85x-6y=26
2x+3y=94x+4y=43x+2y=-4
3x+y=-49x+6y=-12x-y=23
2x+y=54x-2y=34x-4y=-9
3x-2y=-7x+8y=05x-3y=-6
3x-2y=-64x-4y=-25x-y=-6
5x+2y=-53x-9y=56x+5y=17
x-y=-54x-3y=-85x-4y=0
x+y=57x+y=49x-3y=26
x+5y=73x-y=-24x-3y=-3
5x-y=38x-3y=99x-y=-5
3x-2y=-83x+5y=-52x+4y=0
x+5y=38x+9y=78x-y=-22
2x-2y=44x+2y=3x+y=-7
4x-3y=55x-2y=53x+y=-30
2x-2y=05x+5y=9x-y=9
3x+2y=-66x+8y=04x+3y=-8
x+2y=03x+4y=7x-4y=2
4x-2y=09x+6y=27x-y=-7
3x+5y=-74x+4y=5x+4y=3
5x+4y=85x+7y=-32x+3y=-11
x-5y=-5x+3y=-82x+5y=5
3x+4y=58x+2y=79x-6y=-2
x-3y=-92x-y=-83x-2y=0
x-4y=-56x-4y=-96x-8y=-28
x-5y=7x-y=13x+5y=4
3x+5y=-17x+3y=3x-6y=-26
x-4y=-73x-3y=54x+3y=-3
5x+y=-4x-9y=-57x-4y=19
3x+2y=24x-4y=-43x+5y=4
2x+5y=52x+7y=-85x+8y=9
2x-3y=-95x+4y=15x-3y=-4
2x+5y=-22x+6y=56x-3y=-1
4x-5y=63x-2y=53x+2y=-4