Yesterday, the temperature at noon was 43.6 °F. By midnight, the temperature has decreased by 15.3 degrees. What was the temperature at midnight?

Temperature at midnight is °F.

Step-by-step explanation:

Given: The temperature at noon was °F. By midnight, the temperature has decreased by degrees.

To find: The temperature at midnight.

Solution:

The temperature at noon was °F.

Now, by midnight, temperature has decreased by degrees.

So, first we need to convert the temperature in °F.

We know that, , where F is temperature in Fahrenheit and C is temperature in Celsius.

So,  

So, by midnight, temperature has decreased °F

Therefore, temperature at midnight is °F

Hence, temperature at midnight is   °F.

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