2x+19/(5x²-5)-17/(x²-1）-3/(1-x)=0计算

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2x+19/(5x²-5)-17/(x²-1）-3/(1-x)=0计算2x+19/(5x²-5)-17/(x²-1）-3/(1-x)=0计算2x+19/(5x&

2x+19/(5x²-5)-17/(x²-1）-3/(1-x)=0计算
2x+19/(5x²-5)-17/(x²-1）-3/(1-x)=0计算

2x+19/(5x²-5)-17/(x²-1）-3/(1-x)=0计算
2X 19/5（X 1）（X-1）-17/（X 1）（X-1） 3/（X-1）=0
同时乘以5（X 1）（X-1）得
2X 19-85 15X 15=0
17X=51
X=3