A method or way of solving a problem; a solution or procedure for resolving an issue.
問題の解決法をみんなで話し合って決めた。
We discussed and decided on a solution to the problem together.
そのバグの解決法はソフトウェアの再インストールだった。
The way to fix that bug was to reinstall the software.
交渉で合意に達するのが最善の解決法だ。
Reaching an agreement through negotiation is the best solution.