Quincy sold quilts for $30 each and blankets for $15 each. He earned a total of $300 from selling these items. Let x be the number of quilts Quincy sold and y be the number of blankets. The system of equations that models this scenario is: 30 x plus 15 y is equal to 300 x plus y is equal to 15 How many quilts and blankets did Quincy sell?