All articles ← Knowledge Base Can anyone submit a solution? Does Slader cost money? Does Slader have an app? How do I activate my account? How do I add a solution? How do I cancel my premium membership? I MUST CONTACT YOU. What are solution ratings? What are solution ratings? What are Solutions? What don’t you have my textbook? What if a question is copied out of the textbook? What if I see offensive content? What if I think a solution is copied / stolen from somewhere else? What is an ISBN? What is Q&A? What is Slader? Why don’t you have solutions in my textbook?