Jawab dengan benar terima kasih

Bab Persamaan Linear
Matematika SMA Kelas X

z = 1

2x + 3y + z = 17
2x + 3y + 1 = 17
2x + 3y = 16

2x - y - z = -1
2x - y - 1 = -1
2x - y = 0
y = 2x

2x + 3y = 16
y + 3y = 16
4y = 16
y = 4

2x = y
2x = 4
x = 2

jadi, x = 2; y = 4; z = 1

HP = { (2, 4, 1) }