BONUS QUESTION: A clothing store sells T-shirts, pants, and socks. The prices of the items do not change regardless of the quantities purchased. Purchasing a T-shirt, one pair of pants, and a pair of socks costs $25.70. For $32.50, you can buy 2 T-shirts and a pair of pants. A pair of pants and two pairs of socks can be purchased for $18.90. How much does each item cost? (solve using an algebraic expression) - show your full solution below.