x-y=1 dan 3x+2y=6 cepat yah

x - y = 1
x = y + 1

subtitusi ke pers:
3x + 2y = 6
3(y + 1) + 2y = 6
3y + 3 + 2y = 6
5y = 6 - 3
y = 3/5

subtitusi ke pers :
x = y + 1
x = 3/5 + 1
x = 3/5 + 5/5
x = 8/5

Hp = {8/5 , 3/5}