URGENT PLZ GIVE STEP BY STEP INSTRUCTIONS

Write an equation of a line in slope intercept form that is perpendicular to the line 2x -3y = 12 and passes through the point (2, 6).

Barbara deposited $300 in the bank. if the bank pays her simple interest at the rate of 4 percent per year, how much money will she have in her account at the end of 9 months?

Collin did the work to see if 10 is a solution to the equation r/4=2.4