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Prahova 2001 , etapa locala

Posted: Tue Nov 11, 2008 9:08 pm
by alex2008
Sa se determine numerele naturale x si y astfel incat : \( x+y=12 \) si \( \frac{4x+3y+2}{6x+4y+8}=\frac{2x+y+8}{4x+2y+4} \) .

Posted: Sun Feb 01, 2009 11:23 pm
by PhAnToM
Image