Line deleting

Being a lazy cad person i tend to draw over line and when it comes to doing a polyline edit to create them i have multi layers of lines is there a way
of deleting all the lines that are doubled or tripled Scott
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HiHo; ERASE CTRL + LEFT CLICK to turn on Cycle. When the line you don't want is highlight, ENTER

doing
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I tend to trace."E" erase ,<window>, "R" remove ,"L" last . <enter> done

way
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