tìm x: $frac{x+2000}{1000}$+$frac{x+1999}{1001}$=$frac{x+1998}{1002}$+$frac{x+1997}{1003}$

2025-01-15 05:47:02

tìm x: $\frac{x+2000}{1000}$+$\frac{x+1999}{1001}$=$\frac{x+1998}{1002}$+$\frac{x+1997}{1003}$

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