Question

Find the solution to the system of equations.

x+4y-5z=-6
x+4y-4z=-2
x+5y-4z=1

Answer 1

x = 2, y = 3, z = 4 is that it?

Answer 2

Yep

Answer 3

Wolframalpha.com is very good at checking answers, but not very good at getting help.

Answer 4

So if you just want to know if what you get is right, I'd start there. Then if you need to know what you did wrong you can show some of your work or ask questions here and we can help =)

Answer 5

Thank you! (:

Answer 6

For example:

http://www.wolframalpha.com/input/?i=solve+x%2B4y-5z%3D-6%2C+x%2B4y-4z%3D-2%2C+x%2B5y-4z%3D1