I got Microsoft PictureIt in a bundle; works for simple things. Can also use Paint, which comes with windows.
I am not a graphics guy at all, but I have used the freeware open xource program called "the GIMP" (Graphic image manipulation program).
link is here It seems to have lots of the features that these art majors talk about, and best of all its free. I've messed with it as a pure amateur...and it can do far more than
I can make it do...if you know what I mean