Help ASAP please any of these 2

What is the slope of the line that contains the points (4,8) and (9,8)? what type of line is 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)

The graph of y=x3 is transformed as shown in the graph below. which equation represents the transformed function?