Bentuk sederhana ×kuadrat2-4×/× kuadrat2-2×-8

[tex] \frac{ {x}^{2} - 4x}{ {x}^{2} - 2x - 8 } \\ = \frac{x(x - 4)}{(x + 2)(x - 4) } \\ = \frac{x}{x + 2} [/tex]