Simplify: (x2−2x+1)−(x2−4x+4)(x^2 - 2x + 1) - (x^2 - 4x + 4)(x2−2x+1)−(x2−4x+4).
2x−32x - 32x−3
−2x−3-2x - 3−2x−3
2x+32x + 32x+3
−6x+5-6x + 5−6x+5