What are three solutions to the equation 2x-3y=-6

I'll give brainliest if you answer right : )

Giuseppi's pizza had orders for $931.00 of pizzas. the prices were $21 for a large pizza, 514 for a medium pizza, and $7 for a small pizza. the number of large pizzas was two less than four times the number of medium pizzas. thenumber of small pizzas was three more than three times the number of medium pizzas. how many of each size of pizza were ordered?

Which graph corresponds to the function f(x) = x2 + 4x – 1?