$1.$

The equation $F=\frac{9}{5}C+32$ gives the Fahrenheit temperature $F$ corresponding to the Celsius temperature $C.$

Find the Fahrenheit temperature equivalent to $-15C.$

The Fahrenheit temperature equivalent to $-15C$ is $F.$

$($Simplify your answer. Type an integer or a decimal.$)$

$2.$ Convert from Fahrenheit $($F$)$ to Celsius $($C$).$ Use the conversion formula

$C=\frac{5(F-32)}{9}$

A city recorded a temperature of $16F.$ Convert the temperature to Celsius.