The mean of $5,8$ and $17$ is equal to the mean of $12$ and $y$. What is the value of $y$?
Question:
The mean of $5,8$ and $17$ is equal to the mean of $12$ and $y$. What is the value of $y$?
Answer:
Let's think step by step.

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The mean of $5,8$ and $17$ is equal to the mean of $12$ and $y$. What is the value of $y$?
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