Do the work first, then check the answers with your teacher.
There is no answers. Answers.com does not tell websites that gives answers because you will have to learn.
This one, of course!
cramster or math.com
NO your supposed to learn at school.
At the Nelson math website
There is no specific website that allows for instant access to answers for a College level math. If they want answers, they should check the back of their purchased textbook.
The short answer is no. The answers are stored on the server specifically to prevent cheating.