Problem:
Find all real solutions to $\frac{9^{-3 x-19}}{3486784401} = 81^{-23 x-18}$
Answer:
$\left\{\left\{x\to -\frac{7}{43}\right\}\right\}$
{'source': 'AMPS', 'file': 'amps/mathematica/algebra/exponential_equations/44562.txt'}