If $C=\frac{5}{9}(F-32)$, what is $F$ when $C=20$?
Question:
If $C=\frac{5}{9}(F-32)$, what is $F$ when $C=20$?
Answer:
Let's think step by step.

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If $C=\frac{5}{9}(F-32)$, what is $F$ when $C=20$?
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