suppose the 650 lb of coffee are sold when the price is four dollars per pound and 400 lb are sold at eight dollars per pound. interpret the meaning of the slope in the context of this problem write the interpretation in a complete sentence with proper grammar and correct spelling. use the points slope form to write a linear equation for this data write the answer and function notation. use the function to predict how much consumers would be willing to buy at a price of six dollars per pound.