PLEASE SOMEONE HELP ILL PUT YOU ON BRAINLIST :D solution sets to equations with two variables. For each question, a) write an equation to represent the problem, b) list 3 solutions, then c) tell weather the graph would be continuous or discrete

According to the problem, John ordered three more large pizzas this year than he did last year.
Let's call x the pizzas ordered last year and y the pizzas ordered this year.