二元一次方程组专项练习题58.docx
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二元一次方程组专项练习题58
4a=3b-39x+3y=11
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5a=9b-28x=5y+15
5x+5y=75m+5b=26
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7y-6x=75-10m+5b=7
8a=2b-13x+4y=2
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6a=9b-63x+3y=-1
4x-5y=1030.9x+0.9y=2.6
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y+2x=1030.8x-0.3y=2
2a=2b+24x+8y=18
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5a=5b-134x=9y-16
8x+y=159m-9b=21
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8y-4x=159-2m+8b=5
7a=6b+154x-y=-7
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6a=3b+196x+3y=9
7x+5y=1830.6x+0.8y=3.9
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y+8x=1830.3x+0.6y=0.4
a=7b-28x-9y=19
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7a=6b+68x=4y+7
5x-5y=152m-2b=17
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7y-5x=15-8m-7b=5
3a=6b-197x+8y=3
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a=2b+167x+y=-3
7x-3y=1440.3x+0.4y=1
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2y-7x=1440.8x+0.6y=3.1
5a=8b+139x-3y=5
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7a=3b-64x=6y+14
7x+7y=1804m+b=20
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y-8x=180-6m+2b=29
4a=6b-169x+6y=7
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6a=5b-192x-8y=-5
2x+5y=1330.6x-0.7y=2.8
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9y-x=1330.6x-0.5y=3.4
5a=9b+17x+9y=16
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a=b+49x=4y-10
3x-9y=1339m+4b=7
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7y-9x=133-5m+8b=23
2a=7b-103x+4y=1
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a=4b-19x-7y=2
4x+9y=1190.7x+0.4y=2.3
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7y+x=1190.5x+0.5y=3.1
6a=3b-87x-4y=5
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7a=5b+33x=4y+20
4x+8y=14m+7b=17
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y-9x=14-10m+3b=17
8a=7b+15x-7y=3
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3a=2b-26x+y=7
9x+y=-100.4x-0.2y=2.7
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y+7x=-100.3x+0.5y=2.7
4a=5b+118x+3y=6
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a=9b+98x=y+9
4x+2y=858m-5b=1
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3y-8x=85-1m+8b=2
2a=5b+57x+y=-1
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5a=6b-163x-9y=3
2x+4y=520.6x+0.5y=3
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4y+6x=520.6x-0.6y=1.8
3a=3b+149x+8y=7
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8a=6b+43x=4y+12
x-6y=512m-2b=6
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y+x=51-5m+9b=26
2a=8b+204x+8y=9
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a=b+99x+2y=0
6x-5y=1050.8x-0.5y=0.2
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9y-9x=1050.8x-0.7y=1.2
6a=8b-194x-7y=15
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3a=9b+16x=4y+2
x-8y=133m-2b=6
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7y-x=13-5m-2b=19
8a=8b-37x-4y=4
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8a=5b-82x+3y=4
2x-4y=710.6x+0.6y=0.2
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2y+9x=710.8x-0.1y=2.2
6a=4b+33x-9y=13
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4a=3b-124x=8y+12
4x+6y=1247m-6b=4
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6y-x=124-6m+8b=10
a=2b+189x+3y=5
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2a=9b+203x+5y=-6
9x+7y=1210.6x+0.1y=3.9
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8y+8x=1210.2x-0.2y=2.4
4a=7b-75x-5y=17
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a=2b-172x=2y+4
6x-3y=1278m+b=3
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9y-6x=127-5m+9b=0
a=8b+177x+y=-9
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a=3b+176x-9y=-9
2x-4y=950.8x-0.7y=3.8
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y+2x=950.1x+0.7y=2.3
2a=8b-202x-7y=2
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8a=5b-73x=2y+4
x+4y=22m+b=24
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4y-4x=2-6m-2b=2
a=5b+174x-9y=6
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3a=4b+158x+y=9
9x-7y=1090.7x+0.8y=1.6
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6y-6x=1090.4x-0.6y=2.5
3a=5b+54x+5y=13
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9a=6b-197x=5y+8
8x-y=387m+5b=5
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6y-4x=38-6m+7b=3
4a=5b-32x-4y=10
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2a=9b-154x+4y=4
2x-7y=610.2x-0.5y=1.7
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y-2x=610.9x-0.3y=1.7
2a=2b-196x+9y=6
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2a=3b-39x=5y-19
x-5y=1878m-7b=21
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6y+8x=187-5m-8b=22
6a=7b-33x-y=7
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a=6b+14x+y=2
8x+5y=420.2x-0.4y=3.6
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7y-8x=420.6x+0.2y=0.5
3a=6b+93x-2y=13
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a=4b-209x=7y+10
8x+4y=534m-8b=22
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9y+4x=53-1m+6b=17
7a=3b-48x-5y=-6
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a=5b-199x+2y=6
6x-9y=1960.4x-0.2y=4
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8y+x=1960.9x+0.6y=3.3