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February 28, 2015

February 28, 2015

Posted by **madison** on Monday, January 18, 2010 at 9:36pm.

- linear system problems -
**Damon**, Monday, January 18, 2010 at 9:54pmIf the base is x

each side is 3 x

the perimeter is x + 3 x + 3 x = 7 x

so

7 x = 84

x = 12

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