Tentukan himpunan penyelesaian dari sistem persamaan berikut! 2x - 4y = 10 X + 2y = 9

2x - 4y = 10
x + 2y = 9
x = 9 - 2y
2 (9 - 2y) - 4y = 10
18 - 4y - 4y = 10
18 - 8y = 10
8y = 18 - 10
y = 8 / 8
y = 1
x = 9 - 2 (1) = 9 - 2 = 7
HP = (1, 7)