E Paragraph Styles Scan OR code Profit Function: a. Find P(x). To do this, substitute the expressions for R(x) and C(x) found in questions 4 and 5 into the equation below and simplify. Show your work below. Tip: Do not forget to enclose C(x) in parentheses to remind you to distribute the subtraction sign. P(x) = R(x) - C(x) P(x) = 45x - (6000 + 20x) P(x) - 45x -6000 - 20x P(x) - 25x - 6000 b. Find your profit if 10,000 products were produced and sold. To do this, substitute 10,000 for x in your profit function, P(x), and simplify Show your work below. c. How many items will you need to sell in order to make a profit of $4,000? Round up to the nearest whole number. Using the equation found in part 9(a), replace P(x) with 4,000 and solve for x. Round up to the nearest whole number. Show your work below. 4000 - 25x - 6000 .6000 6000 10000 - 25x divide by 25 on both sides X - 400 I will need to sell 400 sweatshirts in order to make a profit of $4000. W hp