need help please write neatly!

3. The student council of a school is selling tshirts to raise money for their school. The cost to purchase tshirts from the manufacturer is $200 for the order and $5 per tshirt. The student council sells the t-shirts for $15 each. (a) Let R represent Revenue, Let C represents cost, and let t represents the number of t-shirts. Determine an equation for RU) and Ca) (2 mark) Application Task ( 8 marks) (b) Create a combined function expressing the profit the council will earn as a function of number oft shirts sold. (1 mark) (0) Determine the number of tshirts the student council needs to sell in order to break-even. (2 marks)