Problem:
Find all real solutions to $\frac{2^{-9 x-24}}{2^{18-3 x}} = 4^{7 x+23}$
Answer:
$\left\{\left\{x\to -\frac{22}{5}\right\}\right\}$
{'source': 'AMPS', 'file': 'amps/mathematica/algebra/exponential_equations/36221.txt'}