Answered

The formula for converting degrees Celsius to Fahrenheit is F=[tex] \frac{9}{5} [/tex]F+32. Which expression is correctly written to convert Fahrenheit temperatures into degrees Celsius?

1) C=[tex] \frac{9}{5} [/tex]F+32
2) C=[tex] \frac{5}{9} [/tex]F-160
3) C=[tex] \frac{5F-160}{9} [/tex]
4) C=32F+160

Answer :

kate200468
[tex]F= \frac{9}{5} C+32\ /\cdot5\\ \\5F=9C+160\ \ \ \Rightarrow\ \ \ 9C=5F-160\ /:9\\ \\C= \frac{5F-160}{9} \ \ \ \Rightarrow\ \ \ Ans.\ 3)[/tex]
the answer to your question is number 3