Question

2x + 3y - 4z = 1, 3x – 4y + 5z = 4, 4x + 3y - 2z = 5​

Answer 1

Answer:

I don't know OK I'll see if they have been so far

Answer 2

Answer:

2x + 3y - 4z = 1, 3x – 4y + 5z = 4, 4x + 3y - 2z = 5

$x = 1 \\ y = 1 \\ z = 1$