[dsfyu404ed]

Probably Pearson My$subjectLab. Educators hate it too.

There exist free alternatives at least for math but it's kind of a MS-office vs libreoffice situation.

[trillic]

My profs write and grade their own problem sets. Turn them in via email or Canvas. There are other alternatives.

[fjsolwmv]

You go to a rare school that isn't a scam.