What is the answer? 2y+x=-17 5x-4y=-15

The classrooms are trying to raise $1,200.00 for charity. mrs. leblanc's class has raised 50%. mr. patel's class has raised $235.14 ms. warner's class has raised 1/3 as much as mrs. leblanc's class. how much more money is needed to reach the goal of $1,200.00?

Ineed to know the answer to this algebra question.

Which graph depicts the path of a projectile