Question

Find the solution to the equations.

2x - y = -3
x + y = 0

Answer 1

Let's start with x + y = 0
you subtract both sides by y

you should get x = -y. Easy, right?

now there is -y in first equation you can replace it to x?

Answer 2

(0, 0)
(-1, 1)
(1, -1)
these are my answer choices