Find the value of $x$ such that the four-digit number $\underline{x15x}$ is divisible by 18.
Question:
Find the value of $x$ such that the four-digit number $\underline{x15x}$ is divisible by 18.
Answer:
Let's think step by step.

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Find the value of $x$ such that the four-digit number $\underline{x15x}$ is divisible by 18.
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