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数学
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解方程 x-2分之3=x-2分之x-1+1
人气:356 ℃ 时间:2020-03-27 22:49:38
解答
x-2分之3=x-2分之x-1+1
去分母得 3=x-1+x-2
x+x=3+1+2
2x=6
x=3
经检验x=3是原方程的解
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