Frankie taught 3 * 2 = <<3*2=6>>6 classes.

Combined, Frankie and Eduardo taught 3 + 6 = <<3+6=9>>9 classes.

# Answer

9
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Eduardo is a teacher. He taught 3 classes last week while his colleague Frankie taught double what Eduardo teaches. How many classes did Eduardo and Frankie teach in total?
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
9
Eduardo is a teacher. He taught 3 classes last week while his colleague Frankie taught double what Eduardo teaches. How many classes did Eduardo and Frankie teach in total?
train