Tentukan hp daria) 2x+y=2 x+2y=-5​

2x + y = 2 (×2) 4x + 2y = 4

x + 2y = -5 (×1) x + 2y = -5 (–)

3x = 9

x = 9/3

x = 3

2x + y = 2

2(3) + y = 2

6 + y = 2

y = 2 – 6

y = -4

HP={3,-4}