(2-c,y) is the answer for the problem.
6n2 - 6n - 6n + 6
= 6n2 - 12n + 6
Use the given slope and point and put it into the point-slope formula
y - y1 = m ( x - x1 )
1 is your x value (x1) and 9 is your y value (y1). M = -3
In point slope form, the answer is
y - 9 = -3 ( x - 1 )