二元一次方程组专项练习题76.docx
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二元一次方程组专项练习题76
a=2b+147x-4y=6
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2a=3b-36x=4y+13
4x+3y=254m+5b=2
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y-5x=25-3m+4b=30
a=7b+93x-6y=7
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4a=9b-122x+6y=-4
5x-3y=310.2x+0.6y=0.5
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2y+9x=310.3x-0.3y=1.2
4a=b+3x+4y=15
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5a=2b+19x=6y+20
6x+4y=1962m-3b=10
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2y+9x=196-3m-2b=4
3a=3b-206x-8y=8
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2a=4b-102x+6y=-8
9x-3y=1690.8x+0.1y=0.9
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2y+9x=1690.9x-0.9y=2.7
8a=2b-173x+7y=20
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8a=9b-208x=7y+17
2x-6y=228m+9b=21
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6y-x=22-7m+7b=23
4a=5b+143x+3y=-1
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4a=4b-102x+7y=2
8x-5y=960.3x+0.7y=1.6
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y+8x=960.7x+0.3y=3.3
3a=b+148x+7y=20
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7a=b-119x=8y+18
2x-8y=1255m+6b=28
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3y-5x=125-1m-5b=0
5a=b-147x-6y=-4
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8a=6b-8x+7y=10
2x-y=1370.3x-0.7y=1
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y-9x=1370.5x+0.7y=0.4
a=3b-147x-4y=18
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7a=3b-28x=7y+16
4x+2y=599m+b=28
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9y+8x=59-8m+6b=0
a=7b+139x+7y=7
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4a=5b+206x-7y=4
3x+6y=1150.3x+0.1y=3.8
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9y-3x=1150.6x-0.5y=3.9
2a=9b-79x+y=17
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2a=b-146x=9y-9
6x+8y=77m-2b=14
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5y-6x=77-6m-6b=17
4a=9b+109x-6y=-2
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7a=8b-119x+y=-10
8x+7y=1130.1x-0.9y=2.2
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y+6x=1130.1x-0.1y=3.6
7a=8b+74x-7y=14
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7a=8b-47x=8y+5
8x+9y=577m+4b=13
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5y-4x=57-6m+2b=22
7a=8b-194x+4y=-4
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3a=7b+93x+2y=-7
4x+4y=640.2x-0.2y=3.9
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3y+7x=640.7x+0.5y=3.8
a=2b-96x+2y=3
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3a=9b+133x=5y+2
7x+2y=1522m+9b=23
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9y-7x=152-1m+4b=14
8a=4b-159x-7y=-2
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a=8b+23x+2y=2
2x+2y=120.5x+0.9y=3.7
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8y-4x=120.6x-0.2y=3.2
7a=b-86x+y=6
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9a=6b+29x=3y-3
4x+4y=197m+8b=26
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6y+x=19-9m-7b=25
5a=6b-116x-2y=-4
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9a=8b-88x-6y=10
7x-9y=10.9x+0.2y=0.4
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6y+9x=10.5x-0.5y=3.8
6a=7b-9x+5y=10
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6a=9b+143x=8y-15
5x-2y=616m+9b=13
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3y+6x=61-7m+2b=29
4a=9b+118x+5y=9
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7a=9b-102x+7y=-3
8x+6y=1410.8x+0.6y=0.2
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y+4x=1410.1x-0.9y=3.8
2a=7b-137x+5y=11
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3a=4b+19x=2y+20
4x+8y=123m+8b=1
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8y+7x=123-9m-4b=20
3a=2b+126x+2y=3
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7a=4b-104x-6y=-2
8x-2y=1830.4x+0.9y=2.4
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5y-8x=1830.2x-0.7y=3.5
8a=4b+78x-3y=9
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5a=5b-128x=y-13
4x-2y=164m+8b=1
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4y-3x=164-8m+7b=1
6a=8b-199x+8y=-10
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9a=7b-178x-y=1
2x-8y=1290.4x-0.3y=1.5
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6y+2x=1290.6x-0.5y=3.9
4a=5b-109x-7y=7
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4a=4b+63x=6y-14
x-5y=1173m+9b=10
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6y-5x=117-7m-8b=7
6a=9b-35x+8y=-4
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a=b+24x-6y=-6
2x-4y=850.1x-0.8y=3.2
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y+3x=850.8x+0.3y=1.1
9a=8b+12x-6y=6
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9a=2b-3x=4y+14
2x-5y=1238m-6b=9
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6y+3x=123-6m+7b=10
4a=6b+148x-4y=5
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5a=8b+185x+7y=-1
9x+3y=1120.2x+0.9y=0.8
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5y-4x=1120.3x+0.6y=4
2a=8b-56x+2y=13
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4a=b+69x=7y+10
9x+8y=496m+8b=5
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7y-3x=49-8m-8b=15
3a=8b+106x-8y=-2
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6a=9b+143x-4y=-2
5x-y=1440.4x+0.1y=1.9
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7y+2x=1440.6x-0.5y=2