silviocarlos35 silviocarlos35

21-09-2022
Mathematics

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os tres amigos, kawa, plimio e mateus resolveram se pesar juntos, dois de cada vez. e o resultadofoi o seguinte; kawa e plinio juntos "pesam" 30kg, kawa e mateus "pesam" juntos 40kg e mateus e plinio "pesam" juntos 50 kg. Qual é o peso de kawa?

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