The phrase "to hear the answer" means to listen or receive the response or solution to a question or problem.
Sentences with «to hear the answer»
In return, you'll receive the five questions they're most interested in hearing your answers to. (datingsitesreviews.com)
Remember that you compete with thousands of other profiles so that other person will be simply passing, if they did not hear an answer from you. (pillowspot.com)
And if you don't hear the answer, call me. (pre-dating.com)