二元一次方程組練習(xí)題200

1、5x 4y=63x 2y=-92x 7y=253x 5y=32x 3y=-7x 5y=-34x 2y=02x y=78x 6y=03x 4y=26x y=-263x 3y=33x 4y=15x y=-98x 4y=23x y=-57x 5y=-25x 3y=-19x y=-25x 2y=42x 3y=-22x y=-59x 3y=9 5x 4y=-53x 5y=-7x4y=-14x 9y=-283x y=-3x 2y=3x y=-42x 3y=-2x y=69x 4y=62x 5y=66x 9y=73x 3y=-85x 4y=55x 4y=42x 3y=-43x 4y=1x 9y=-264x

2、y=-23x 5y=34x 2y=-2x7y=-55x 5y=56x 9y=-102x 2y=-34x y=-4x4y=-88x 4y=15 3x y=65x 4y=-65x 5y=84x y=-64x 5y=-54x 4y=3x5y=13x 6y=304x 5y=-42x 4y=0x 3y=-58x 7y=3x y=-1x 7y=144x 2y=5x7y=1 3x y=74x 4y=-23x 3y=-9x 4y=-13x 5y=54x 5y=-83x y=-36x 7y=83x 2y=-23x 5xy=26 y=75x 5y=-32x y=-79x 8y=12x 3y=25x 8y=-11x

3、 2y=-22x 4y=9x 3y=-37x 2y=-23x 3y=94x 7y=213x 4y=8x 5y=14x y=3x5y=42x 3y=-69x 6y=292x 3y=02x3xy=-5 y=53x 8y=-95x 2y=-83x 8y=-124x 3y=43x 5y=94x 3y=-5x8y=03x 4y=32x 6y=0x 4y=-3x 5y=-6x 3y=1x5y=42x 3y=-59x 9y=-23x y=-65x 5y=0x 5y=-92x 4y=13x 5y=19x 6y=05x 4y=-42x y=-65x 3y=09x 6y=62x 3y=-38x 5y=-85x y

4、=-43x y=-33x 2y=39x 5y=85x 5y=55x 3y=-264x 2y=72x y=22x 4y=-35x 8y=25x 3y=-4 x 3y=14x 3y=65x 4y=9x 2y=42x 3y=-12x 4y=52x 7y=-112x 3y=-12x 6y=-72x 3y=49x y=-154x 2y=-4x y=-45x y=72x y=-65x 2y=-45x 3y=-54x 3y=-78x 3y=-22x 4y=-15x 4y=-53x 5y=-17x 5y=23x 2y=-12x 8y=-44x 2y=13x 4y=1x 3y=8x6y=-94x 2y=38x

5、4y=16x 4y=73x 2y=2x 4y=34x y=44x 3y=18x 9y=113x 2y=0x 4y=-62x y=25x 6y=05x 2y=-47x y=30x y=62x 3y=-32x y=-67x 8y=-32x 3y=-79x y=165x 2y=-33x y=-22x 5y=05x y=1x 4y=-2x y=26 5x 3y=-73x 3y=25x 2y=-68x 4y=-62x 4y=-76x 3y=55x 2y=-54x 2y=34x 4y=8x7y=-5 3xx72yy=-55x 8y=-75x 3y=22x y=-33x 5y=26x 2y=-6x5y=5x

6、2y=94x 2y=98x 3y=-53x 3y=44x 5y=-1x 4y=-56x 7y=94x 4y=85x 5y=63x 3y=-9x3y=52x 5y=-26x 4y=-35x 5y=-8x 3y=74x 4y=93x 3y=54x 5y=-27x 7y=-245x 5y=-52x 3y=-45x 5y=96x 5y=43x 4y=-89x 6y=53x 3y=-84x 3y=73x 3y=-15x 3y=-4x 5y=36x y=244x 4y=12x 5y=-54x 4y=-85x 5y=-43x 5y=-4x y=174x y=82x 2y=83x 5y=95x 6y=62x

7、5y=5x9y=-23x 5y=-92x 6y=-16x y=54x y=83x 5y=-46x 6y=6x2y=-12x 3y=-6x 4y=-38x 7y=4x4y=52x y=5 5x 5y=-42x 3y=-84x 2y=67x 6y=73x 2y=-42x 2y=-6x 4y=75x 2y=-2x 4y=-46x y=-94x 2y=-3x 3y=-95x 3y=-65x 5y=82x 4y=62x 4y=0x y=-76x y=25x 5y=-32x 3y=13x 5y=-86x 7y=-95x 2y=-74x 9y=303x 2y=-15x y=23x2y=79x y=-94x

8、4y=53x 5y=-22x 3y=-2x 4y=-65x 2y=47x 8y=-83x 2y=-39x 5y=-262x 4y=-5x 5y=-63x 5y=8x3y=-54x 3y=23x 9y=-135x y=02x y=-4x 2y=06x 5y=-3x y=42x 6y=16x4y=-26x 6y=34x 3y=63x y=7x 3y=29x 6y=215x 2y=-7x 4y=1x 2y=84x 4y=-24x 3y=26x 2y=2x 4y=-7x 4y=6 5x 2y=-95x 4y=-23x 3y=-97x 9y=234x y=-35x 4y=8x y=66x3xy=9y=-

9、72x 7y=143x 4y=9x 4y=-5x y=75x 3y=-9x y=07x 6y=-112x 4y=-33x y=14x 5y=55x 2y=52x 3y=-44x 8y=-104x 3y=1x 3y=-92x 2y=-38x y=84x 3y=95x 8y=43x y=58x 5y=-35x y=24x y=-55x 2y=-94x 3y=4x2y=-23x 3y=44x y=34x 6y=-25x y=-29x 2y=183x 4y=44x y=-14x 4y=-93x y=-45x 3y=-64x 6y=264x 5y=-55x 4y=-42x 4y=92x 4y=-62x

10、y=65x 8y=-93x 5y=-25x 6y=82x 4y=15x 4y=-85x 5y=-44x 7y=18x y=-63x 5y=-62x y=3x5y=0x3y=-66x 6y=215x 3y=-33x 2y=-62x y=-74x 3y=2x2y=-3x 8y=112x 4y=76x y=22x 3y=3x 3y=5 3x 5y=-39x 2y=-21x y=-92x 5y=64x 4y=-47x 8y=-4x4y=-28x 9y=14x y=-12x y=-24x4y=-22x 2y=93x 3y=97x 4y=75x 4y=-65x 3y=85x 5y=29x 9y=-74x 3y=9x 9y=1x 4y=-55x 4y=93x 5y=-42x 2y=04x y=-22x 5y=-42x 5y=-9x 2y=9x y=-93x 8y=-9x3y=-55x 3y=142x y=-74x 3y=03x 4y=-55x 3y=35x 2y=-8x6y=-7 4x 4y=-6x y=-95x 3y=-94x y=15x 4y=6x y=-22x 5y=1x 4y=8 x 3y=-6x y=-24x 3y=32x y=195x 4y=44x 3y=-92x 4y=-63x 4y=0x3y=-94x 3y=-55x 2y=-1x 3y=4 x