are $6.45 per DVD. A company markets exercise DVDs that sell for $19.95, including shipping and handling. The monthly fixed costs (advertising, rent, etc.) are $21,060 and the variable costs (materials, shipping, etc (A) Find the cost equation and the revenue equation. (B) How many DVDs must be sold each month for the company to break even? (C) Graph the cost and revenue equations in the same coordinate system and show the break-even point. Interpret the regions between the lines to the left and to the right of the break-even point. (A) What is the cost equation? C= (Type an expression using x as the variable. Do not include the $ symbol in your answer.) What is the revenue equation? R= (Type an expression using x as the variable. Do not include the $ symbol in your answer.) (B) How many DVDs must be sold each month for the company to break even? DVDs (C) Choose the correct graph below. O A. 0- Ay OB. 0+ 0 3200 3200 0 3200 0 3200