Tony sells biscuits at school for R15 per packet. He rents a small store at school for R200 per week and buys biscuits in bulk at a cost of R5 per packet. • He formulated Income and Expenses equations and drew graphs to assist him determine the break-even point for his business. •⚫ Expenses =R200 + 5 x n (where n represents the number of biscuits) • Income = R15 × n (where n represents the number of biscuits) ​