Question

The system of equations shown below is graphed on a coordinate grid:

4y + x = 4
2y − x = 8

Which statement is true about the coordinates of the point that is the solution to the system of equations?

It is (2, 5) and lies on both lines.
It is (−4, 2) and lies on both lines.
It is (2, 5) and does not lie on either line.
It is (−4, 2) and does not lie on either line.

Answer 1

Simply solve the equations and you'll have your answer.

Answer 2

Try adding the 2 equations.