SPLDV 9x-7y+2=0 dan 8x+7y

9x-7y+2=0 l8l72x-56y+l6=8
8x+7y I9l72x+63y
----------------------------------------- +
-7y+l6=8
Y=8/l6=2/-7=2,...

9x-7y+2=0 |7|63x-49y=0


8x+7y. |7|56x+49y
---------------------------------------- +
-7x+98y=0

Y=98/-7=-l4

HP={-l4,2}
Semoga sukses