Answered

%35 kârla 270 TL'ye satılan bir mal %10 zararla kaç TL'ye satılır?
çözümlü olursa iyi olur​

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Cevap:

maliyete 100x dersek

[tex]100x + 100x\times \frac{35}{100} = 270 \\ 100x + 35x = 270 \\ 135x = 270 \\ x = 2 \: malıyet \: 100x = 100 \times 2 = 200 \\200 \times \frac{10}{100} = 20 \\ 200 + 20 = 220[/tex]

cevap 220

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