问题描述: 1/x-4+1/x-5等于1/x-3+1/x-6 解方程 1个回答 分类:数学 2014-12-05 问题解答: 我来补答 1/x-4+1/x-5=1/x-3+1/x-61/x-5-1/x-3=1/x-6-1/x-4(x-3)-(x-5)/(x-5)(x-3)=(x-4)-(x-6)/(x-6)(x-4)2/(x-5)(x-3)=2/(x-6)(x-4) 约分(x-6)(x-4)=(x-5)(x-3)x^2-10x+24=x^2-8x+1510x-8x=24-152x=9x=4.5 展开全文阅读