Which comparison is correct?

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)

Which of the following is the graph of y= square root -x-3

Which choice has the correct steps in graphing the solution set to the following inequality? -45_> 20x-5y