Twice Angie's age is 20-4=<<20-4=16>>16.

Angie is 16/2=<<16/2=8>>8.

# Answer

8
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Twice Angie's age, plus 4, is 20. How old is Angie?
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
8
Twice Angie's age, plus 4, is 20. How old is Angie?
train