Cindy gave 3 envelopes/friend x 5 friends = <<3*5=15>>15 envelopes to her friends.

Cindy has 37 envelopes - 15 envelopes = <<37-15=22>>22 envelopes left.

# Answer

22
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Cindy has 37 envelopes. If Cindy gives 3 envelopes to each of her 5 friends, how many envelopes does she have left?
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
22
Cindy has 37 envelopes. If Cindy gives 3 envelopes to each of her 5 friends, how many envelopes does she have left?
train