tfamily12sharanda
tfamily12sharanda tfamily12sharanda
  • 08-11-2016
  • Mathematics
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How to solve this problem 3n+7-7n-5

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Аноним Аноним
  • 08-11-2016
you see if you have a same varibles like 3n and 7n u add them that woud be 10 then u subtract the other #s from 10
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