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

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

# Answer

8
Question:
Twice Angie's age, plus 4, is 20. How old is Angie?
Answer:
Let's think step by step.

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