1. insolvable - Adjective
2. insolvable - Adjective Satellite
Not solvable; insoluble; admitting no solution or explanation; as, an insolvable problem or difficulty.
Incapable of being paid or discharged, as debts.
Not capable of being loosed or disentangled; inextricable.
Source: Webster's dictionaryan apparantly insolvable problem Source: Internet
public finance...had long presented problems unsolvable or at least unsolved Source: Internet