\[\frac{16}{(c - 2)(c - 6)} - \frac{4}{c - 6} = \frac{4}{2 - c}\]
\[\frac{16 - 4 \cdot (c - 2)}{(c - 2)(c - 6)} = \frac{4}{2 - c}\]
\[\frac{16 - 4c + 8}{(c - 2)(c - 6)} = \frac{4}{2 - c}\]
\[\frac{24 - 4c}{(c - 2)(c - 6)} = \frac{4}{2 - c}\]
\[\frac{4}{2 - c} = \frac{4}{2 - c}.\]