已知【x+y】/【2x+2y】=x+y/2x+2y=1/2 则x,y满足的条件是 A |x+y|>0 B m-3/m+1
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已知【x+y】/【2x+2y】=x+y/2x+2y=1/2 则x,y满足的条件是 A |x+y|>0 B m-3/m+1 C m+3/m-1 D x≠-y
![已知【x+y】/【2x+2y】=x+y/2x+2y=1/2 则x,y满足的条件是 A |x+y|>0 B m-3/m+1](/uploads/image/z/5897127-39-7.jpg?t=%E5%B7%B2%E7%9F%A5%E3%80%90x%2By%E3%80%91%2F%E3%80%902x%2B2y%E3%80%91%3Dx%2By%2F2x%2B2y%3D1%2F2+%E5%88%99x%2Cy%E6%BB%A1%E8%B6%B3%E7%9A%84%E6%9D%A1%E4%BB%B6%E6%98%AF+A+%7Cx%2By%7C%EF%BC%9E0+B+m-3%2Fm%2B1)
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已知【x+y】/【2x+2y】=x+y/2x+2y=1/2 则x,y满足的条件是 A |x+y|>0 B m-3/m+1
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