2,13.50 and 5,15.75 into a equation

Question

at a local pizza shop customers pay a set price for a large pizza plus an additional charge per topping ordered.a large pizza with 2 toppings would cost 13.50, and a large pizza with 5 toppings would cost 15.75. write an equation for the situation using the ordered pairs

Answer 1

Let the cost of large pizza be x and that of toppings be y.

x+2y=13.50

x+5y=15.75