First to answer correctly gets brainleist! (bringing out a lot of questions lol!)

Which of the following system of equation is not equal to the system of equations is not equal to the system of equations shown below

Combine the information in the problem and the chart using the average balance method to solve the problem.

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)