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5/8=n/n-9Solve each equation
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5/8=n/n-9Solve each equation

User John Gathogo
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\begin{gathered} (5)/(8)=(n)/(n-9)(\text{cross multiplying it)} \\ 5(n-9)=8n \\ 5n-45=8n \\ 5n-8n=45 \\ -3n=45 \\ n=-15 \end{gathered}

So, the answer to the equation is n=-15

User Csuo
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