0.06p = 0.72
p = 12
The original price was $12.
Well i havent read the story but from context clues id say its B
12x^4 +6 +2x^3 +1x -6x^2 -3
12x^4 +2x^3 -6x^2 +1x + 3
i'm not completely sure this is the right answer but i gave it a shot! let me know if i was right or wrong