Question

At what temperature are the readings on the Celsius and Fahrenheit scales the same? Prove with calculations.

Answer 1

Answer:

at -40 degree Celsius

Explanation:

let let Fahrenheit be x

and Celsius be -40 degree

=c/100=f-32/180

=-40/100=x-32/180

-40/5=x-32/9

-8×9=x-32

-72+32=x

X=-40

completed

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Answer 2

Answer:

To find the temperature when both are equal, we use an old algebra trick and just set ºF = ºC and solve one of the equations. So the temperature when both the Celsius and Fahrenheit scales are the same is -40 degrees.

Explanation: