9x – 2y = -16
4x + y = 8 / ·2
9x – 2y = -16
8x + 2y =
16
17x = 0 / :17
x = 0
9 · 0 – 2y = -16
-2y = -16 / : (-2)
y = 8
ZK: L1: 9 · 0 – 2 · 8 = 0 – 16 = -16 P1: -16 L1 = P1 L2: 4 · 0 + 8 = 0 + 8 =
8 P2: 8 L2 = P2 |