Question

Tlong jwb yh
x - 3y =3 dan 2x - 6y =6

Answer 1

X-3y=3 |x2| = 2x-6y=6
2x-6y=6 |x1| = 2x-6y=6
_________ +
-12y=12
y=12/-12
y=-1
* x-3y =3
x-3(-1)=3
x-(-3) =3
x+3 =3
x=3-3
x=0
Jadi, HP= {0, -1}