Seudónimo Seudónimo

19-10-2016
Mathematics

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2x+4(x-1)=2+4x
25-x=15-(3x+10)
4x = 2x + 2x +2x +5 (x – x)
Howmany solutions do they have. Plz explain

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Аноним Аноним

19-10-2016

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