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直接写出下列方程的【解析】 ① ______________; ② ______...

直接写出下列方程的【解析】

6ec8aac122bd4f6e     ______________;        ②6ec8aac122bd4f6e      ___________;

6ec8aac122bd4f6e        ______________;           

 

①    x=1   ;        ②     x=-18   ;      ③     x=0    ; 【解析】利用移项,合并同类项,系数化为1,解方程
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