Question 7 Assume that the situation can be expressed As A linear cost function . Find the cost function in this case . marginal cost: $ 20; 790 items cost $ 7000 to produce The Linear cost function is ( ( x ) = Question ? In the cost function below, C ( x ) is the cost of producing x items . Find the average cost per item when the required number at items is produced . C 1/ - 8. 8 x + 10,800 A. 200 Hems B. 2000 items C. 5000 items a what is the average cost per Hem when you items Are produced