This is the harsh world of adult responsibility. You're still doing better than most. Ever considered stocks and shares? As a supplemental income I mean 
Given the horrific losses in the stock market during the past year I wouldn't recommend it. The stock market boom of the 90's is gone dude.
My parents are willing to pay the tuition, which is 7900
You must be an in state student, however I wouldn't expect that number to stay so "low" given Washington's budget problems.
plus books, which could add another 1k on there
Something I always hated about american universities is how the textbook publishers rip you off with such obnoxious price schemes.