2x/x-1 - 3/x+1 =2

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2x/x-1 - 3/x+1 =2
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2x/x-1 - 3/x+1 =2
2x/x-1 - 3/x+1 =2

2x/x-1 - 3/x+1 =2
2x/x-1 - 3/x+1 =2
方程两边同时乘以(x-1)(x+1),得
2x(x+1)-3(x-1)=2(x-1)(x+1)
则2x²+2x-3x+3=2x²-2
则-x=-5
解得x=5
检验：将x=5代入原方程,左边=右边
所以x=5是原方程的解.

x=7/3

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