It is thought process understanding to the problem. Reasons to find a way to solve the problem and take action, or to resolve the problem, follow the steps to deal with the problems systematically.
The idea is to understand the causes of problems in order to find a solution. Already carried out or solve problems step by step. Which is how to deal with the problem in a systematic way.
Thought process to understand the problems and the causes, to find a solution. Then perform or act to solve step by step. Which is the way to deal with the problem systematically.