Question

PLEASE HELP !! Lots of points !

What is the solution of the system of equations?

3x+2y+z=7
5x+5y+4z=3
3x+2y+3z=1

please help.

Answer 1

The answer to your question is: x = 4, y = -1, z = -3

Explanation:

See the picture below,I don't know if you know this method.