The phrase "a potential answer to" is correct and usable in written English.
You can use it when discussing possible solutions or responses to a question or problem.
Example: "In exploring the issue of climate change, researchers have proposed a potential answer to reducing carbon emissions through renewable energy sources."
Alternatives: "a possible solution to" or "a likely response to".
But Huber noted that the Schneider paper offers a potential answer to a long-standing riddle.
It is a potential answer to meet many future energy needs and may provide a carbon neutral alternative depending on the feedstock origin.
It is a potential answer to the obesity crisis crippling healthcare systems, but few understand exactly what the diet is and most of us do not follow it, including increasing numbers of people who live in the Mediterranean.
A potential answer to California's severe water shortages is groundwater banking, which involves creating incentives for municipalities, farmers, and other water users to percolate water down into sub-surface aquifers for later use.
The Fox studio will make use of that try-out segment as an added attraction on the DVD version of "The Simple Life," an idea that the studio hopes will serve as a potential answer to one issue that troubles studios and networks about the future of reality shows: unlike conventional comedies or dramas, reality shows usually can not be repeated.
By the same token, social entrepreneurs are typically passionate, scrappy do-ers who have fashioned a local solution to a broader problem, or perhaps they are scientists or engineers who have–just maybe cracked the code on a potential answer to a persistent technological or health concern.
"I'd be lying if I didn't say that one of the reasons that it appeals to us to use more recycled materials is that it gives us a different potential answer to that question," Jackson, who served as the head of the Environmental Protection Agency from 2009 to 2013, told Vice News.
Semantic search aims to solve the 'hotdog' problem, as explained by Google's Chairman, Eric Schmidt, "Is it a 'hot dog' or a 'hotdog.' And, if you knew something about whether the person had dogs, or whether the person was a vegetarian, you'd have a very different potential answer to that question".
