answer; solution; key; result
There is only one answer to that.
I compared my answers with the teacher's and found I had made a mistake.
Aha! Here at last, the answer to my question.
The answer had come to him in a flash
No one has come up with a definitive answer as to why this should be so
I didn't have a ready answer for this dilemma
She could not give him a truthful answer.
He asked a few more questions, to which he received unsatisfactory answers.
He framed this question three different ways in search of an answer.
Realistically, there is never one right answer.
A new approach offers an answer, and may shed light on an even bigger question.
After running through the numbers in every possible combination, we finally hit on a solution.
Then the answer hit me. It had been staring me in the face.
I tend to have a different answer, depending on the family
Well, we can hazard a guess at the answer.