已知x除以x-y=2,求分式x^2+xy除以x(x-y)的值.我明天要交的!

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已知x除以x-y=2,求分式x^2+xy除以x(x-y)的值.我明天要交的!
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已知x除以x-y=2,求分式x^2+xy除以x(x-y)的值.我明天要交的!
已知x除以x-y=2,求分式x^2+xy除以x(x-y)的值.
我明天要交的!

已知x除以x-y=2,求分式x^2+xy除以x(x-y)的值.我明天要交的!
x/(x-y)=2
x=2x-2y
x=2y
(x^2+xy)/x(x-y)
=x(x+y)/x(x-y)
=(x+y)/(x-y)
=(2y+y)/(2y-y)
=3y/y
=3