如果方程x-2/5=2-x+3/2的解也是7x-5=lm-1l的解,那么m的值为_____
如果方程x-2/5=2-x+3/2的解也是7x-5=lm-1l的解,那么m的值为_____
数学人气：674 ℃时间：2019-11-13 03:58:33
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正负2又20分之17？
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