Question

I don’t know this question and I need to show how I did this can someone help me please

Answer 1

$\bf C=\cfrac{5}{9}(F-32)~~ \begin{cases} C=Celsius\\ F=Farenheit\\ -------\\ F=329 \end{cases}\implies C=\cfrac{5}{9}(329-32) \\\\\\ C=\cfrac{5}{9}(297)\implies C=165$