Ashley and Shanice are selling flower bulbs for a school fundraiser. Customers can buy bags of windflower bulbs and bags of daffodil bulbs. Ashley sold 10 bags of windflower bulbs and 7 bags of daffodil bulbs for a total of $89. Shanice sold 3 bags of windflower bulbs and 1 bag of daffodil bulbs for a total of $19. Find the cost each of one bag of windflower bulbs and one bag of daffodil bulbs.