02-17-2006, 02:08 PM
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Viva la vulva!
Join Date: Mar 2003
Location: you can't please everyone, so you got to please yourself
Posts: 16,557
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x-.3x=13 (you want to get rid of decimal)
10x-3x=130 (mult by 10)
7x=130 (total of x's)
x=18.57 (divide by number of x's - 7)
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