已知a,b,c,d都是正整数,且a>b>c>d,a+b+c+d=2004,2a-2b+2c+2d=2004,则a+d的最小值是()A.1502 B.1005 C.1004 D.999已知a,b,c,d都是正整数,且a>b>c>d,a+b+c+d=2004,2a-2b+2c - 2d=2004,则a+d的最小值是(),题目打错了一个加号
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![已知a,b,c,d都是正整数,且a>b>c>d,a+b+c+d=2004,2a-2b+2c+2d=2004,则a+d的最小值是()A.1502 B.1005 C.1004 D.999已知a,b,c,d都是正整数,且a>b>c>d,a+b+c+d=2004,2a-2b+2c - 2d=2004,则a+d的最小值是(),题目打错了一个加号](/uploads/image/z/3668705-17-5.jpg?t=%E5%B7%B2%E7%9F%A5a%2Cb%2Cc%2Cd%E9%83%BD%E6%98%AF%E6%AD%A3%E6%95%B4%E6%95%B0%2C%E4%B8%94a%3Eb%3Ec%3Ed%2Ca%2Bb%2Bc%2Bd%3D2004%2C2a-2b%2B2c%2B2d%3D2004%2C%E5%88%99a%2Bd%E7%9A%84%E6%9C%80%E5%B0%8F%E5%80%BC%E6%98%AF%EF%BC%88%EF%BC%89A.1502+B.1005+C.1004+D.999%E5%B7%B2%E7%9F%A5a%2Cb%2Cc%2Cd%E9%83%BD%E6%98%AF%E6%AD%A3%E6%95%B4%E6%95%B0%2C%E4%B8%94a%3Eb%3Ec%3Ed%2Ca%2Bb%2Bc%2Bd%3D2004%2C2a-2b%2B2c+-+2d%3D2004%2C%E5%88%99a%2Bd%E7%9A%84%E6%9C%80%E5%B0%8F%E5%80%BC%E6%98%AF%EF%BC%88%EF%BC%89%2C%E9%A2%98%E7%9B%AE%E6%89%93%E9%94%99%E4%BA%86%E4%B8%80%E4%B8%AA%E5%8A%A0%E5%8F%B7)
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