How to separate line art from the white in GIMP?

I understand how to actually color in the line art, and I did that, but now how do I color in the actual line art lines? Thanks!

I'm trying to find which tool is the best for the line art.Btw,i'm using gimp 2.8

Can someone tell me what setting I need to change? There's so effing many things in there and it's frustrating me to no end because I spent ALL DAY on this thing and I just want to color it. I have a pretty, clean line art with transparency and whenever...

I need help coloring line art in Gimp, but all the tutorials I find are Photoshop, also, here is the pic I want to color: http://picup.toadscastle.net/images/akamaru.png

I have drawn some manga styled line art and wish to clean and resize it. There are many tutorials on this subject, but few that deal with the quality loss during resize. I am ...show more

I'm currently using GIMP as a drawing and painting program for my art, and it takes me forever to draw on it. I cannot stand how the line art comes out wiggly and jaggedy, so it takes me a long time getting it right and smooth because I'm an absolute...

I've working on this picture for days, and I always save after I finish what-ever part of the picture I'm working on. My comp glitched right as I was deleting a layer and then saving so it ended up deleting 4 layers (I have no idea how) and then saving...

Ok, I have my line art in Gimp. It is transparent, and I have it on a background layer. Now I'm trying to color it. I can color it with the paintbrush, but when I use the bucket, the whole picture fills up. I want to do each part of the character (shirt...

HOW do people draw via computer? I can't make a good line when I try, it's all scribbly looking. I can only draw well on paper with a pencil. I want to design some invites and logos etc. to make some money here, But Idk how I can with only paper and...