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The formula, F = (9/5)C + 32, is used to convert temperatures between degrees Celsius and Fahrenheit. Convert -4 degrees Fahrenheit to Celsius.


A. -64.8


B. 50.4


C. 15.56


D. -20

 Oct 13, 2019
 #1
avatar+104969 
+4

-4  =  (9/5)C + 32      subtract 32 from both sides

 

-36  = (9/5)C    multiply both sides by 5/9

 

-36 (5/9)  =  -20

 

cool cool cool

 Oct 13, 2019

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