You can put this solution on YOUR website!
There are several ways to answer this problem.
You can graph it and solve it.
You can solve it with algebra.
You can plug in the choices and find the one that works.
plug in 2 for x and see if y is 1
plug in 1 for x and see if y is 2
plug in -1 for x and see if y is -2
plug in -2 for x and see if y is -1
One and only one of them is correct.