几道分式方程(急用,2/x=5/2x-13x-2 /2x+1 =13/x-1-4/x=0x-5/x+3+2=02/-2x+1=9/2+x5/x-2=5/2x(3-x/1-x)-1=2/x3-x/x-4+1/4-x=1
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![几道分式方程(急用,2/x=5/2x-13x-2 /2x+1 =13/x-1-4/x=0x-5/x+3+2=02/-2x+1=9/2+x5/x-2=5/2x(3-x/1-x)-1=2/x3-x/x-4+1/4-x=1](/uploads/image/z/11527955-35-5.jpg?t=%E5%87%A0%E9%81%93%E5%88%86%E5%BC%8F%E6%96%B9%E7%A8%8B%EF%BC%88%E6%80%A5%E7%94%A8%2C2%2Fx%3D5%2F2x-13x-2+%2F2x%2B1+%3D13%2Fx-1-4%2Fx%3D0x-5%2Fx%2B3%2B2%3D02%2F-2x%2B1%3D9%2F2%2Bx5%2Fx-2%3D5%2F2x%283-x%2F1-x%29-1%3D2%2Fx3-x%2Fx-4%2B1%2F4-x%3D1)
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几道分式方程(急用,2/x=5/2x-13x-2 /2x+1 =13/x-1-4/x=0x-5/x+3+2=02/-2x+1=9/2+x5/x-2=5/2x(3-x/1-x)-1=2/x3-x/x-4+1/4-x=1
几道分式方程(急用,
2/x=5/2x-1
3x-2 /2x+1 =1
3/x-1-4/x=0
x-5/x+3+2=0
2/-2x+1=9/2+x
5/x-2=5/2x
(3-x/1-x)-1=2/x
3-x/x-4+1/4-x=1
几道分式方程(急用,2/x=5/2x-13x-2 /2x+1 =13/x-1-4/x=0x-5/x+3+2=02/-2x+1=9/2+x5/x-2=5/2x(3-x/1-x)-1=2/x3-x/x-4+1/4-x=1
2/x=5/2x-1
5x=4x-2
x=-2
3x-2 /2x+1 =1
3x-2=2x+1
x=3
3/x-1-4/x=0
[3x-4(x-1)]/[x(x-1)]=0
3x-4(x-1)=0
4-x=0
x=4
x-5/x+3+2=0
x-5/x+3=-2
x-5=-2x-6
3x=-1
x=-1/3
2/-2x+1=9/2+x
-18x+9=4+2x
20x=5
x=0.25
5/x-2=5/2x
5x-10=10x
5x=-10
x=-2
(3-x/1-x)-1=2/x
[(3-x)-(1-x)]/(1-x)=2/x
2/1-x=2/x
1-x=x
x=0.5
3-x/x-4+1/4-x=1
3-x/x-4-1/x-4=1
2-x/x-4=1
2-x=x-4
2x=6
x=3