Miray,
What level of schooling are you at? (High school/tertiary).
May help.....
http://www.math.com/
And some shameless plugging of my social group
http://forums.psychcentral.com/group.php?groupid=97 for maths, science and english discussion......
I sucked at algebra in school, then went to Uni as an adult and now do algebra to relax! Take care, try not to stress about it.......it will come.
Any questions? feel free to ask.
Mics