Simplify $-3(1+4i)+i(-2-i)$.
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Simplify $-3(1+4i)+i(-2-i)$.
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
-2-14i
Simplify $-3(1+4i)+i(-2-i)$.
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