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Mathematics, 17.06.2021 20:00 bhavishake
1 lớp học có 50 học sinh, có x số học sinh thích môn anh văn,20 học sinh thích môn hoá học,5 học sinh thích cả 2 môn và có 10 học sinh không thích môn nào. Hỏi có bao nhiêu học sinh thích môn anh văn
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Answers: 3
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1 lớp học có 50 học sinh, có x số học sinh thích môn anh văn,20 học sinh thích môn hoá học,5 học sin...
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