这是一道较为简单的高中题,由于本人已经丢掉近10年,都忘的差不多了,现还请大家解答为谢!

热心网友

(x-1)/(x^-y^)+5/(x-y)=[(x-1)+5(x+y)]/(x^-y^)=(6x+5y-1)/(x^-y^)如果是:(x-1)/(x^-y^) =5/(x-y)即可以化成:(x-1)=5(x+y)即:4x+5y-1=0

热心网友

题目有问题!