1. A large pizza at Palanzio’s Pizzeria costs $6.80 plus $0.90 for each topping. The cost of a large cheese pizza at Guido’s Pizza is $7.30 plus $0.65 for each topping. How many toppings need to be added to a large cheese pizza from Palanzio’s Pizzeria and Guido’s Pizza in order for the pizzas to cost the same, not including tax?


2. Ms. Kitts works at a music store. Yesterday she sold 6 more than 3 times the number of CDs that she sold today. Ms. Kitts sold a total of 110 CDs over the 2 days. Find the number of CDs she sold each day.