\(\left\{{}\begin{matrix}2p+n=28\\n=\dfrac{35,71}{100}\cdot28\end{matrix}\right.\\ \Leftrightarrow\left\{{}\begin{matrix}2p+n=28\\n\approx10\end{matrix}\right.\\ \Rightarrow2p+10=28\\ \Rightarrow p=e=9\\ \Rightarrow Flo\)
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