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3 votes
N - 3 over 10 = 3 over 5

1 Answer

7 votes

The given expression is


(n-3)/(10)=(3)/(5)

First, we multiply by 10 on each side.


\begin{gathered} 10\cdot(n-3)/(10)=(3)/(5)\cdot10 \\ n-3=6 \end{gathered}

Then, we sum 3 on each side.


\begin{gathered} n-3+3=6+3 \\ n=9 \end{gathered}

Therefore, the solution is 9.

User Yaku
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