Twenty years ago, Shane was 12 * 2 = <<12*2=24>>24 years old

Shane is currently 24 + 20 = <<24+20=44>>44 years old

# Answer

44
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Twenty years ago, Shane was 2 times older than Garret is now. If Garret is currently 12, how old is Shane now?
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
44
Twenty years ago, Shane was 2 times older than Garret is now. If Garret is currently 12, how old is Shane now?
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