二元一次方程组专项练习题86.docx
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二元一次方程组专项练习题86
7a=2b+196x-3y=6
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3a=2b+135x=4y-1
3x+6y=1955m+2b=26
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4y+3x=195-10m-4b=28
2a=7b+75x-2y=10
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4a=3b-165x+5y=-4
9x+5y=950.9x+0.5y=0.1
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8y+9x=950.8x-0.8y=2.8
8a=4b+107x+8y=20
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9a=2b+187x=4y-1
8x+4y=1393m-b=13
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3y-6x=139-5m-4b=24
5a=9b+22x+9y=10
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6a=5b+76x-8y=2
5x+2y=1820.1x-0.9y=0.1
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2y-x=1820.6x+0.2y=3.6
2a=3b-188x+4y=14
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5a=6b+109x=9y+16
8x-4y=608m-b=19
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7y+x=60-3m-8b=24
5a=7b+105x-y=2
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4a=8b+32x-y=-1
7x+4y=1820.1x-0.2y=3.2
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5y+7x=1820.5x-0.7y=2.8
a=4b+56x+5y=17
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5a=9b-154x=7y+15
8x+3y=1693m+9b=23
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8y+5x=169-2m-7b=5
6a=8b-19x+2y=-1
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a=6b-43x-y=-10
3x-7y=730.4x-0.5y=0.7
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6y+3x=730.4x-0.2y=2.9
8a=4b-49x+3y=20
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2a=8b-14x=8y-10
x-9y=1773m-9b=2
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2y+3x=177-3m-8b=20
7a=4b+106x+9y=-8
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a=b+179x-y=-3
3x+5y=1910.5x-0.8y=1.4
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8y+8x=1910.1x-0.7y=0.2
5a=5b+94x+6y=4
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7a=3b+176x=4y-7
4x-8y=365m-9b=0
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2y-7x=36-4m-2b=23
2a=9b+206x-3y=2
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5a=3b-17x+9y=5
9x-9y=310.7x-0.4y=3.8
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y-6x=310.5x-0.2y=3.1
7a=8b+78x-9y=18
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6a=6b+24x=y-2
5x-4y=1384m+9b=23
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9y-4x=138-9m+b=13
7a=7b+93x+6y=2
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8a=2b+192x+4y=-7
9x-9y=1790.6x+0.1y=0.3
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9y-x=1790.5x-0.7y=0.7
a=6b-67x-4y=13
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3a=8b+199x=y+20
6x+6y=282m+b=0
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6y-5x=28-10m-b=14
5a=2b-178x-4y=-6
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9a=8b-204x+6y=-1
9x-5y=580.8x+0.5y=2.3
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3y-7x=580.7x-0.5y=4
7a=3b+34x+5y=5
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8a=8b+29x=y+7
6x+7y=974m-7b=17
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9y+3x=97-6m-5b=30
a=9b+194x-7y=-2
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6a=b+59x-5y=5
4x-4y=1680.3x+0.2y=3.7
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4y+2x=1680.3x-0.5y=0.2
7a=3b-122x-3y=5
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5a=9b-105x=3y+14
6x+9y=1969m+2b=4
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6y-3x=196-6m+b=4
3a=2b-93x+y=-1
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5a=3b-172x-8y=8
3x+2y=1360.6x-0.2y=3.1
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5y-5x=1360.1x-0.7y=2.1
4a=4b-196x+3y=19
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4a=b-76x=y-15
6x-8y=1077m+3b=3
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4y+6x=107-5m-8b=27
5a=4b-59x+4y=7
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6a=6b+96x+4y=6
x-4y=1800.3x-0.8y=1.6
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6y-5x=1800.4x+0.6y=3.5
6a=4b+98x-6y=18
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2a=2b-156x=y+13
4x-2y=459m+5b=16
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3y+3x=45-4m+3b=28
4a=2b+202x+4y=5
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4a=b+69x+6y=-4
8x+3y=1120.5x-0.2y=2
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3y+6x=1120.8x-0.3y=3.6
5a=6b+54x-2y=16
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5a=5b+11x=5y-16
4x+2y=1884m+8b=1
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8y+4x=188-5m+5b=4
2a=2b+173x-8y=-4
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4a=6b+124x+3y=-10
5x+6y=10.8x+0.2y=2.7
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8y+7x=10.6x-0.6y=2.3
8a=b-199x-2y=7
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6a=4b-47x=9y-6
8x+y=457m+8b=28
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y+6x=45-6m+2b=22
8a=6b+5x-6y=-1
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9a=6b-109x-7y=-9
7x-4y=1230.4x+0.3y=2
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8y+7x=1230.4x-0.8y=1
8a=5b+159x-y=10
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8a=4b+43x=7y+7
2x-3y=9m-6b=13
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2y+9x=9-1m-2b=19
a=9b-54x+3y=-10
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9a=7b-96x-9y=1
4x+3y=850.8x-0.8y=3.3
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8y+2x=850.7x+0.5y=0.1