solves; solved; solving
1
: to find a way to deal with and end (a problem)
They are working to solve the traffic problem.
If they'll lend us the money we need, all our problems will be solved.
2
a
: to find the correct answer to (something, such as a riddle)
She solved the riddle/puzzle.
He couldn't solve the math problem.
b
: to find the correct explanation for (something, such as a mystery)
The mystery/crime has been solved.
The FBI has been trying to solve the case for years.



