Nilai x yang memenuhi persamaan 3x²-6x+8=5x²-6x+8

3x² – 6x + 8 = 5x² – 6x + 8
5x² – 3x² – 6x – 6x + 8 – 8 = 0
2x² – 12x = 0
2x (x – 6) = 0
2x = 0
x = 0
atau x – 6 = 0
x = 6

HP = {0, 6}