This movie was made in the early 80's and was about 2 teenage runaway girls who bond while trying to overcome their situation. One of them couldn't read and they went on a crime spree and ended up with one of their parents finding them but both girls were shot by cops on a train track. Please help me!

Certain Fury (1985)
Starring Tatum O'Neal, Irene Cara
IMDb synopsis:
During a shooting in court, illiterate young prostitute Scarlet manages to flee. In a state of confusion, Tracy, an educated young black woman who was arrested for a minor offense, follows her. When she decides to leave Scarlet, an accident makes it impossible. So, they're bound together on a flight from the police and some of the meanest criminals of New York.

Certain Fury (1985) - IMDb (http://www.imdb.com/title/tt0088895/)

The review titled "Maybe we can work something out" has a lengthy summary of the plot.
Certain Fury Reviews & Ratings - IMDb (http://www.imdb.com/title/tt0088895/reviews?ref_=tt_urv)