Respuesta :

PsychrolutesMarcidus
[tex] \frac{5n-15}{4n-12} [/tex]
=[tex] \frac{5(n-3)}{4(n-3)} [/tex]        n≠3
=[tex] \frac{5}{4}[/tex] 

Note that 3 is a non-permissible value for n, as this result in the entire equation equaling to 0

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