Respuesta :

Answer:

m^2-2m-3

Step-by-step explanation:

[tex] \frac{6m \times (m - + 1)}{(m - 3)(m + 1)} + \frac{m \times (m - 3)}{(m - 3)(m + 1)} \\ \frac{ {6m}^{2} + 6m}{ {m}^{2}- 2m - 3} + \frac{ {m}^{2} - 3m }{ {m}^{2} - 2m - 3 } \\ \frac{ {7m}^{2} + 3m}{ {m}^{2} - 2m - 3} [/tex]