4 years ago

PLEASE HELP ASAP!!! CORRECT ANSWERS ONLY PLEASE!!! I CANNOT RETAKE THIS!! Add.

Mathematics

1 answer:

NISA [10]4 years ago

4 0

Answer: $-\frac{2}{3x+1}$

Step-by-step explanation:

$\frac{-x-2}{9x^{2}-1}$ + $\frac{-5x+4}{9x^{2}-1}$

= $\frac{-x-2-5x+4}{9x^{2}-1}$

= $\frac{-6x+2}{9x^{2}-1}$

= $\frac{-2(3x-1)}{(3x-1)(3x+1)}$

= $\frac{-2}{3x+1}$

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========================================================

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