use wolfram alpha
No the they are copyrighted.Yes indeed it would be possible to answer the questions once they have been submitted.
1-1=
Yes.
no
6 units
In your text books.
P(1 and a)
What is the answer for number 2
2+2
you can find it on google. type in 'algebra answers and it comes up with amzing answers
The odd number answers are in the back. They don't tell you the even number answers.