Exercise 3-1A (Algo) Equation method LO 3-1 Check my work ces Stuart Corporation produces products that it sells for $13 each. Variable costs per unit are $5, and annual fixed costs are $175,200. Stuart desires to earn a profit of $16,800. Required a. Use the equation method to determine the break-even point in units and dollars: b. Determine the sales volume in units and dollars required to earn the desired profit. a. Break-even point in units a. Break-even point in dollars b. Sales volume in units b. Sales in dollars