二元一次方程组练习题109.docx
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二元一次方程组练习题109
x-2y=-83x-7y=-24x+8y=21
{{{
x+5y=54x-4y=-23x+5y=-9
4x-5y=12x+6y=86x+y=3
{{{
x+y=9x+4y=84x-3y=-4
4x+3y=-65x-4y=-8x+8y=22
{{{
3x-y=-53x-4y=54x-5y=-9
3x-3y=82x-3y=09x+7y=-5
{{{
5x+3y=25x-y=-32x+4y=7
5x-y=-84x+y=02x+2y=26
{{{
5x+3y=-64x-4y=-63x-5y=0
x-4y=-73x-2y=-3x+8y=-3
{{{
4x-5y=95x+y=-32x-2y=-7
2x-2y=-63x+3y=-17x+6y=-13
{{{
3x-4y=34x+y=54x-y=1
3x-2y=08x+4y=29x-3y=-3
{{{
x-2y=-8x+2y=5x-y=-6
2x+2y=66x-5y=-46x+5y=-29
{{{
3x-4y=-84x+5y=-83x+y=-7
4x+3y=-24x-2y=85x+9y=7
{{{
5x+y=02x-4y=5x-5y=9
2x+4y=-36x+9y=08x+6y=18
{{{
3x+5y=45x+4y=85x+4y=-1
3x+4y=-13x-6y=-98x+8y=11
{{{
4x-4y=94x+3y=54x-4y=0
4x+y=28x+4y=67x+6y=15
{{{
2x+4y=63x+y=-85x+y=5
2x+5y=98x+9y=-66x+2y=6
{{{
x-y=-63x-4y=1x+y=-5
5x-y=-26x-6y=75x+2y=5
{{{
3x-3y=-82x+3y=-54x-3y=0
5x-y=-3x+y=-87x+y=-8
{{{
4x+2y=-65x-y=93x+2y=6
3x+5y=-14x+4y=-34x-4y=-30
{{{
x-y=53x-2y=83x-4y=-6
x-3y=-12x-9y=68x+4y=-24
{{{
2x+5y=52x+4y=-24x-3y=-6
5x+3y=77x+4y=-36x+y=16
{{{
x-3y=45x-5y=15x-5y=-4
x-4y=-88x-7y=87x+8y=-14
{{{
2x-2y=-43x+y=-12x-4y=8
4x-2y=-92x-8y=27x+9y=1
{{{
2x-5y=-7x+5y=-2x-4y=-3
2x+5y=56x+5y=18x+5y=-7
{{{
x-5y=-84x+4y=-62x+3y=7
3x+2y=69x-6y=-87x+5y=-6
{{{
4x+5y=-84x-4y=74x+4y=-6
4x-5y=0x-8y=73x+2y=6
{{{
x-y=1x-3y=-55x+3y=4
x-5y=22x+6y=-6x+5y=1
{{{
3x+3y=-72x-y=-32x+5y=4
2x-y=75x+8y=48x-6y=12
{{{
2x+2y=-93x+5y=-13x+4y=3
2x-5y=-59x+9y=78x+2y=28
{{{
5x-3y=62x+4y=44x+5y=5
5x+5y=59x-y=25x+6y=30
{{{
2x-4y=-7x+4y=3x-2y=-8
x+5y=0x+6y=75x+3y=-15
{{{
4x+5y=-6x+3y=64x-4y=7
3x+2y=25x-y=33x-7y=-5
{{{
3x-3y=22x-2y=-53x+3y=5
3x+4y=2x-9y=-56x-2y=-26
{{{
2x+3y=42x+5y=-53x-3y=-7
5x+y=29x-6y=-42x-8y=6
{{{
4x-3y=5x+3y=83x-4y=3
x-4y=27x-5y=-12x-y=-22
{{{
5x-2y=-15x+2y=-72x-3y=-6
5x-2y=38x-7y=96x+7y=20
{{{
4x-3y=62x-2y=23x+4y=-4
4x+2y=07x-y=24x+9y=-22
{{{
2x-2y=-94x-2y=74x+5y=-4
3x+3y=69x-6y=-65x-7y=-20
{{{
x-3y=52x-y=25x+y=0
4x-3y=56x-3y=-76x-3y=22
{{{
2x-3y=-7x+y=22x+4y=-9
2x+3y=47x-4y=85x+5y=-8
{{{
x+4y=14x-5y=9x-y=-9
5x-y=9x-5y=39x+9y=8
{{{
4x+3y=94x-4y=73x-y=-7
4x-4y=07x-y=-2x-8y=22
{{{
4x-2y=-5x+2y=0x-3y=-1
5x-5y=-76x+8y=74x+y=8
{{{
2x-y=-1x+4y=-52x+2y=-1
x-4y=-85x+4y=-16x+y=-30
{{{
5x-4y=64x-5y=95x-2y=7
2x-4y=54x+7y=-2x+7y=28
{{{
x+5y=-42x+4y=42x+y=7
5x-5y=66x-9y=75x-2y=-25
{{{
4x+3y=-64x-y=74x+5y=4
x+2y=13x+2y=1x-7y=-4
{{{
4x+4y=42x-5y=94x-4y=-7
5x+2y=69x-8y=32x-2y=3
{{{
3x-3y=-45x-y=14x-2y=8
x+3y=-76x-4y=88x-4y=-28
{{{
2x-5y=-13x+2y=75x+y=4
x+y=-46x-3y=64x+4y=-23
{{{
5x+5y=75x+5y=-24x+y=9
3x-5y=-68x-5y=54x+7y=13
{{{
5x-2y=52x-4y=-44x-2y=1
2x+y=64x+7y=12x+9y=-16
{{{
5x+4y=-33x-y=72x+2y=7
2x-y=18x-9y=32x+9y=-25
{{{
2x-2y=54x-5y=-4x-5y=-9
5x-4y=-72x+7y=-79x-2y=24
{{{
5x+2y=85x-3y=-35x+y=1
x-5y=95x+3y=-7x-4y=-1
{{{
x-4y=9x+3y=-84x-3y=-1
5x-5y=76x+6y=-35x-9y=8
{{{
3x-4y=82x-4y=34x+5y=0
5x-3y=33x+3y=-16x+9y=-26
{{{
x-5y=9x-4y=9x+3y=0
3x+2y=-55x-6y=65x+y=16
{{{
2x-2y=-4x+y=65x-y=4
4x+y=36x+4y=-58x+3y=1
{{{
3x+3y=04x-2y=43x-y=8
2x-y=-46x-6y=86x+2y=8
{{{
2x+4y=-23x-y=-53x+3y=1
4x+2y=-99x-7y=-62x+6y=-5
{{{
5x-y=0x-5y=-33x-2y=7
5x-4y=-8x+3y=-4x+7y=-6
{{{
2x+5y=83x+3y=-9x-2y=-7
2x+3y=53x-4y=44x+3y=26
{{{
x+3y=-4x+5y=64x-2y=-5
x-2y=54x+4y=32x-y=17
{{{
2x-5y=24x+4y=-2x-2y=-4
3x+4y=-18x-y=-77x-2y=17
{{{
x+y=-75x-5y=6x-y=-9
2x-5y=28x+4y=-3x-9y=10
{{{
2x-2y=-75x-y=83x-y=-8
4x+2y=-22x-6y=6x+7y=23
{{{
5x-4y=64x-y=83x+y=9
2x-5y=04x+3y=84x-2y=-3
{{{
4x+3y=63x-2y=-22x+3y=0
5x+4y=24x+6y=22x+5y=17
{{{
4x+y=-7x-5y=-42x+3y=-5
2x-5y=1x-2y=67x-3y=-21
{{{
3x+y=-63x+5y=02x-3y=5
2x-2y=22x+4y=-2x+5y=-10
{{{
2x+y=44x+3y=1x+4y=8
2x-5y=-32x+8y=33x+5y=-14
{{{
4x+4y=32x+5y=-64x-3y=-9
4x-y=-64x+6y=-26x-7y=-13
{{{
x+2y=-83x-4y=-52x-5y=-5
5x-y=-38x-4y=-1x+9y=-5
{{{
3x+2y=-85x-4y=82x+3y=-6
2x-2y=45x-6y=02x-4y=-29
{{{
4x-y=55x+3y=-7x+y=-3
3x+3y=-45x+9y=-98x+2y=-4
{{{
3x-2y=-23x-5y=02x+y=-8
2x+2y=76x+4y=-42x-5y=13
{{{
2x+3y=-45x+4y=-53x-4y=-1
4x-4y=23x+y=-44x+5y=26
{{{
5x+3y=6x-3y=44x+2y=6
4x-3y=12x+9y=-54x+5y=-22
{{{
x+3y=-82x+5y=-95x-3y=9
x-2y=-15x-2y=-79x+6y=24
{{{
x+3y=34x+4y=-84x+3y=5
x+4y=-33x-6y=-78x-8y=-12
{{{
x-2y=9x+3y=-95x-5y=-9
5x-2y=69x-3y=-24x+6y=-1
{{{
x+3y=7x+2y=92x+2y=6