Myra sells mugs at the sidewalk fair every week Her revenue from selling a mugs is 8x 0 4x dollars and the cost of producing a mugs is 60 5x dollars a Write an expression for the profit Myra earns from selling mugs P b Find Myr s profit from the sale of 5 20 and 25 mugs P when 5 P when 20 when 25 P