Evaluate (complex solution)
R_{L}T_{L}=R_{L}R_{S}T_{S}\text{ and }R_{L}R_{S}T_{S}=40R_{S}\text{ and }40R_{S}=80T_{S}\text{ and }80T_{S}=T_{L}-5
Solve for T_S
\left\{\begin{matrix}T_{S}=-\frac{\sqrt{1610}}{2}+20\text{, }&R_{L}=-8\sqrt{1610}-320\text{ and }T_{L}=1605-40\sqrt{1610}\text{ and }R_{S}=40-\sqrt{1610}\\T_{S}=\frac{\sqrt{1610}}{2}+20\text{, }&R_{L}=8\sqrt{1610}-320\text{ and }T_{L}=40\sqrt{1610}+1605\text{ and }R_{S}=\sqrt{1610}+40\\T_{S}=0\text{, }&R_{S}=0\text{ and }R_{L}=0\text{ and }T_{L}=5\end{matrix}\right.
Solve for T_L
\left\{\begin{matrix}T_{L}=1605-40\sqrt{1610}\text{, }&R_{L}=-8\sqrt{1610}-320\text{ and }R_{S}=40-\sqrt{1610}\text{ and }T_{S}=-\frac{\sqrt{1610}}{2}+20\\T_{L}=40\sqrt{1610}+1605\text{, }&R_{L}=8\sqrt{1610}-320\text{ and }R_{S}=\sqrt{1610}+40\text{ and }T_{S}=\frac{\sqrt{1610}}{2}+20\\T_{L}=5\text{, }&R_{S}=0\text{ and }R_{L}=0\text{ and }T_{S}=0\end{matrix}\right.
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