Answer:
16 °F = -8.89 °C
Explanation:
Given:
Temperature is Fahrenheit is, 
 ° F
° F
The formula that relates Fahrenheit and Celsius is:

Express this in terms of Celsius 
 . This gives,
. This gives,

Plug in 16 for 
 and solve for
 and solve for 
 . This gives,
. This gives,

Therefore, 16 °F is equal to -8.89 °C.