himpunan penyelesaian dri sistm persamaan linear 2x-y=14 #x+3y=0

2x - y = 14
x + 3y = 0 |×2
2x - y = 14
2x + 6y = 0
-----------------(-)
- 7y = 14
y = - 2

2x - y = 14
2x + 2 = 14
2x = 14 - 2
2x = 12
x = 6

hp = {6,-2}

X+3Y=0
X=-3Y

2X-Y=14
2(-3Y)-Y=14
-6Y-Y=14
-7Y=14
Y=-2

X=-3Y
X=-3(-2)
X=6