100(X一3)十10(X一1)十X十100X十10(X一1)十(X一3)=787怎么解
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100(X一3)十10(X一1)十X十100X十10(X一1)十(X一3)=787怎么解
![100(X一3)十10(X一1)十X十100X十10(X一1)十(X一3)=787怎么解](/uploads/image/z/17997548-68-8.jpg?t=100%EF%BC%88X%E4%B8%803%EF%BC%89%E5%8D%8110%EF%BC%88X%E4%B8%801%EF%BC%89%E5%8D%81X%E5%8D%81100X%E5%8D%8110%EF%BC%88X%E4%B8%801%EF%BC%89%E5%8D%81%EF%BC%88X%E4%B8%803%EF%BC%89%EF%BC%9D787%E6%80%8E%E4%B9%88%E8%A7%A3)
100X-300+10x-10+x+100x+10x-10+x-3=787
222X-323=787
222X=1110
X=5
222X-323=787
222X=1110
X=5
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