Odpowiedź :
-3 * x + 2 + x = 2 * x + 6 + 2x + 2
-3x + 2 + x = 2x + 6 + 2x + 2
-2x + 2 = 4x + 8
-2x - 4x = 8 - 2
-6x = 6 / : (-6)
x = -1
-3 * x + 2 + x = 2 * x + 6 + 2x + 2
-3x + 2 + x = 2x + 6 + 2x + 2
-2x + 2 = 4x + 8
-2x - 4x = 8 - 2
-6x = 6 / : (-6)
x = -1