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Toán Lớp 6: Tìm x thuộc Z biết : a)x+(x+1)+(x+2)+…+2001+2002=2002 b)2003+2002+(x+2)+(x+1)+x=2003 c)103+102+101+…+(x+1)+x=205

Home/ Toán Lớp 6: Tìm x thuộc Z biết : a)x+(x+1)+(x+2)+…+2001+2002=2002 b)2003+2002+(x+2)+(x+1)+x=2003 c)103+102+101+…+(x+1)+x=205

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