himpunan penyelesaian dari sistem persamaan 2x+y=7 dan4x-6y=-10

2x + y = 7 ......(×2)
4x - 6y = - 10
..
4x + 2y = 14
4x - 6y = - 10
------------------ --
8y = 24
y = 24/8
y = 3

2x + y = 7
2x + 3 = 7
2x = 7 - 3
2x = 4
x = 4/2
x = 2

hp (2,3)