Okay so I was absent and missed the day we took notes on this stuff, my teacher isnt the best and wont give me the notes, so if yall know ANYthing please comment it and answer it!

In the field of thermodynamics, rankine is the unit used to measure temperature. one can convert temperature from celsius into rankine using the formula , what is the temperature in celsius corresponding to r degrees rankine? a. 9/5(c - 273) b. 9/5(c + 273) c. 5/9( c - 273) d. 5/9( c + 273)