Having trouble finding this formula : (

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)

If you prove that ∆wxz is congruent to ∆yzx, which general statement best describes what you have proved?

10x − 5y + 14 = 0 whats the answer pls