20 what is the point-slope form of the line with slope −1/4 (fraction) that passes through the point (−2, 9)? a.) y-2 = -1/4 (x+9) b.) y-9 = -1/4 (x+2) c.) y+9 = -1/4 (x-2) d.) y+2 = -1/4 (x-9)