Which lines are perpendicular to the line y-1=1/3(x+2)? check all that apply?

You invested $5000 between two accounts paying 4% and 9% annual interest, respectively. if the total interest earned for theyear was $350, how much was invested at each rate? $was invested at 4% andwas invested at 9%.

In a column proof the right column states your reasons

If two points are given,then exactly one line can be drawn through those two points.which geometry term does the statement represent