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Mathematics, 23.11.2021 14:00 alkaline27

X/5 = y = z/-2 và (-x) - y + 2z = 160, Tìm 3 số x, y và z?

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X/5 = y = z/-2 và (-x) - y + 2z = 160, Tìm 3 số x, y và z?...

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