Question

Solve the system of equations by graphing. {2x + y = -6 and x + 2y = -6.

Answer 1

If done by graphing explicitly, are you allowed to use graphing utilities or graphing paper? (I'd use graphing paper)

Answer 2

Yes.

Answer 3

You're allowed to use graphing utilities? (Such as a graphing calculator) ?

Answer 4

Yes, but I do not have one. and the online calculator is not working

Answer 5

Ok, unless you have graph paper, I would not advise doing it by hand (I just did and the estimation was awful). You can use wolfram alpha however.

First put each equation in the slope intercept form: y = mx + b