Math magicians here? 1 a) Jasper opens a pizza shop and charges 12 dollars for a cheese pizza. For each extra topping he charges 50 cents. Write an equation to represent the cost of pizza. 1 b) TONY opens a pizza shop across the street and charges 10$ per pizza. For each extra toppings he charges 1$/dollar. Write an equation to represent the cost of a pizza. 1 c) Who should you buy your pizza from if you only want one topping?