annon378 annon378
  • 26-04-2017
  • Mathematics
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what is the solution to the proportion n/18=5/9

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apologiabiology
apologiabiology apologiabiology
  • 26-04-2017
times both sides by 18
18n/18=5/9*18
n(18/18)=90/9
n(1)=10
n=10
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