With 40 seconds left to play in the basketball game, the Dunkinville Hornets were leading the Fredingo Fireflies by a score of 86 to 74.  In the remaining seconds in the game, the Fireflies scored 7 three-point baskets while holding the Hornets to only 2 two-point baskets to win the game.  How many more points did the Fireflies score in the game than did the Hornets?
Please reason step by step, and put your final answer within \boxed{}.
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