himpunan penyelesaian dari spldv 3y=12 dan -5x+2y=-7 adalah....

3y = 12
y = 4

-5x + 2y = - 7
- 5x + 2(4) = - 7
- 5x + 8 = - 7
- 5x = - 7 - 8
- 5x = - 15
x = 3

hp = {3,4}