2y = 3x - 6
x = -4 → 2y = 3(-4) - 6
2y = -12 - 6
2y = -18
y = -18 / 2
y = -9
x = -2 → 2y = 3(-2) - 6
2y = -6 - 6
2y = -12
y = -12 / 2
y = -6
x = 0 → 2y = 3(0) - 6
2y = -6
y = -6 / 2
y = -3
x = 2 → 2y = 3(2) - 6
2y = 6 - 6
2y = 0
y = 0/2
y = 0
x = 4 → 2y = 3(4) - 6
2y = 12 - 6
2y = 6
y = 6 / 2
y = 3
x = 6 → 2y = 3(6) - 6
2y = 18 - 6
2y = 12
y = 12 / 2
y = 6
HP = {(-4 , -9) , (-2 , -6) , (0 , -3) , (2 , 0) , (4 , 3) , (6 , 6)}
3. Gambarlah garis yang mempunyai persamaan berikut.
a. 2x = 6y
b. 3y – 4 = 4y
c. 4x + 2y = 6
d. y + 3x – 4 = 0