Whats the equation of finding for parallel or perpendicular lines?

Write an equation of the line that passes through 9,2 and is parallel to the line y=5/3x+9

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)

Kira looked through online census information to determine the overage number of people living in the homes in her city what is true about kira's data collection?