Question

20 points!!!

What is the solution to the system
(1) x+y+z=-3
(2)3y-z=4
(3) 2x-y-2z=-5

Answer 1

I'm sorry but which ones are the x, y, and z, like (x, z, y)?

Explanation:

By the way I promise you respond back and answer just making sure I know which variables are what so I can answer with the correct answer.