Find the distance between u and v in the coordinate plane​

If given an equation of a line such as -1/2x+6 how would you create an equation of a line parallel and perpendicula to this line that goes through another point such as (4,10)

With this question! what is process of elimination? ? p. s. my brothers acc got banned so add his new one @ yamauchiyamyam17

Abank gives 6.5% interest per year. what is the growth factor b in this situation?