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Mathematics, 07.07.2021 17:50 maibelgarza

Số táo của An, Bình, Chi là như nhau. An cho đi 17 quả, Bình cho đi 19 quả , thì lúc đó số táo của Chi gấp 5 lần tổng số táo còn lại của An và Bình. Hỏi lúc đầu mỗi bạn có bao nhiêu quả táo ? ( Giải bài toán trên bằng phương trình hoặc hệ phương trình )

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Số táo của An, Bình, Chi là như nhau. An cho đi 17 quả, Bình cho đi 19 quả , thì lúc đó số táo của C...
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