Reši naslednje sisteme enačb.
a) x + y + z = 3, x – 2y + z = 0 in 2x + 3y + 4z = 9
b) 2x + 3y + z = –11, 2x – 3y + 4z = –8 in x + y + z = –6
c) 3x + 2y = 7, 5x + 2y + 2z = 5 in 2z + 12 = 3x
Reši naslednje sisteme enačb.
a) x + y + z = 3, x – 2y + z = 0 in 2x + 3y + 4z = 9
b) 2x + 3y + z = –11, 2x – 3y + 4z = –8 in x + y + z = –6
c) 3x + 2y = 7, 5x + 2y + 2z = 5 in 2z + 12 = 3x