Respuesta :


[tex] \frac{x}{2} + \frac{x}{3} - \frac{x}{6} = 3 + 1[/tex]
[tex] \frac{3x + 2x - x}{6} = 4[/tex]
[tex] \frac{4x}{6} = 4[/tex]
4x = 6*4
4x = 24
the x = 6