Regroup terms.
\[IhatFg(n)=2eKn\]
Divide both sides by \(Ih\).
\[atFg(n)=\frac{2eKn}{Ih}\]
Divide both sides by \(tFg(n)\).
\[a=\frac{\frac{2eKn}{Ih}}{tFg(n)}\]
Simplify \(\frac{\frac{2eKn}{Ih}}{tFg(n)}\) to \(\frac{2eKn}{IhtFg(n)}\).
\[a=\frac{2eKn}{IhtFg(n)}\]
a=(2*e*K*n)/(Ih*tFg(n))