Given that $591{,}3d8$ is divisible by 12, what is the sum of all of the digits that could replace $d$?
Question:
Given that $591{,}3d8$ is divisible by 12, what is the sum of all of the digits that could replace $d$?
Answer:
Let's think step by step.

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Given that $591{,}3d8$ is divisible by 12, what is the sum of all of the digits that could replace $d$?
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