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4/7n=n+2

Guest Apr 3, 2017
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(4/7)n  = n + 2    multiply through by 7

 

4n =  7n + 14     subtract 7n from both sides

 

-3n   =  14         divide both sides by -3

 

n  =  - 14 / 3

 

 

cool cool cool

CPhill  Apr 3, 2017

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