Respuesta :
Answer:
A. 12-12
Step-by-step explanation:
Becuase if the temperature was originally 12°C then it decreases by 12° then it will be 12-12
Answer:
A.) Â 12 - 12.
Step-by-step explanation:
Given  : From 12:00 midnight to 6:00 am, the  temperature decreased by 12°C. If the original temperature was 12°C.
To find : Â which expression can be used to represent this situation.
Solution : We have given
At 12 : 00 midnight temperature = 12 °C.
At 6 : 00 am temperature decreased  by 12 °C.
So, Final temperature  = 12 °C - 12 °C.
Therefore, A.) Â 12 - 12.