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关于2x28的时尚顾问

解方程式28一2x=28怎么解
  • 解方程式28一2x=28怎么解

  • 列式:28-2x=28-2x=28-28-2x=0x=0此题目是是移项,把常数项移动到方程的右边之后,再进行合并同类项久后,得到-2x=0得x=0。&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp28一2x=28解:&nbsp&nbsp28一2x+2x=28+2x&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp28+2x=28&nbsp&nbsp&nbsp&nbsp28+2x-28=28-28...
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