Add or Subtract as Indicated $\frac{x}{x^{2}-16}-\frac{7}{x^{2}+5 x+4}$ A) $\frac{x^{2}+6 x+28}{(x-4)(x+4)(x+1)}$ B) $\frac{x^{2}-6 x+28}{(x-4)(x+4)(x+1)}$

Multiple Choice

Add or subtract as indicated. Write the answer in lowest terms.
- $\frac{x}{x^{2}-16}-\frac{7}{x^{2}+5 x+4}$

A) $\frac{x^{2}+6 x+28}{(x-4) (x+4) (x+1) }$

B) $\frac{x^{2}-6 x+28}{(x-4) (x+4) (x+1) }$

C) $\frac{x^{2}-6 x+28}{(x-4) (x+4) }$

D) $\frac{x^{2}-6}{(x-4) (x+4) (x+1) }$