If $h(y)=\dfrac{1+y}{2-y}$, then what is the value of $h^{-1}(5)$? Express your answer in simplest form.
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
If $h(y)=\dfrac{1+y}{2-y}$, then what is the value of $h^{-1}(5)$? Express your answer in simplest form.
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
\dfrac{3}{2}
If $h(y)=\dfrac{1+y}{2-y}$, then what is the value of $h^{-1}(5)$? Express your answer in simplest form.
train