tolong dijawab pake caranya

[tex] \frac{3x}{x - 4} - \frac{4x}{x - 4} = - \frac{4}{3} + \frac{5}{6} \\ - \frac{x}{x - 4} = - \frac{1}{2} \\ - 2x = - ( x - 4) \\ - x = 4 \\ x = - 4[/tex]