There is free online tutoring available from the Los Angeles County Library in Math, Science, English and other subject areas. All you need is a library card!!
Take advantage of this opportunity. There's no reason to not get an A.
http://www.lapl.org/kidspath/homework/live_homework_help.html
http://www.colapublib.org/children/tutor/
Homework Helper is another free resourse to help with your homework.
http://www.refdesk.com/homework.html