Emily runs a bakery where she bakes and sells cupcakes. She bakes c cupcakes each week and sells them for 8.50-0.5c dollars each. Her costs include a fixed cost of $15 for ingredients plus $1.25 per cupcake made. Assuming Emily sells all the cupcakes she bakes: I IC+VC Determine how many cupcakes Emily should bake each week to make a profit.