$$4(P+5)=6(8P+2)$$
$P=\frac{2}{11}\approx 0.181818182$
$$4P+20=6\left(8P+2\right)$$
$$4P+20=48P+12$$
$$4P+20-48P=12$$
$$-44P+20=12$$
$$-44P=12-20$$
$$-44P=-8$$
$$P=\frac{-8}{-44}$$
$$P=\frac{2}{11}$$
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