7) Tom is a lawyer. He earns $600 for each case he wins. However, in order for him to run his business, he has a fixed monthly cost of $2295 for rent and utilities, and also materials costs of $90 for each case he wins. If stands for the number of cases Tom wins in a month, find the following: a) (6 points) A linear function for Tom's total cost, C, for x number of cases won per month. b) (6 points) A linear function for Tom's total revenue, R, for * number of cases won per month. c) (8 points) Use your cost and revenue functions from parts a and b to find the number of cases he needs to win per month to break even. Show your work! 8) (8 points) Solve the inequality and show your work: 4x +3> -12 + 9x