We get a lot of questions on AU, so aside from giving as much information as you can which is nicely covered by the help page
How do I ask a good question?
it’s also very important to present your question in the right way – through proper formatting:
How do I format my posts using Markdown or HTML?
These help pages shows how you can format ...
Questions at askubuntu are answered from a voluntary community, so there is no ticket system that reminds people to answer questions.
It happens that questions are replaced by newer ones and people will oversee them even if they are good, because most wont scroll down a lot or even visit the next page(s).
That happens e.g. if they are posted on Sunday ...