Math
posted by Perry .
Perimeter of pentagon is 9x1. Find length of missing side.
Sides are 3x4; 2x+3; x+1; x5

3x4 + 2x+3 + x+1 + x5
7x  5 plus the missing side is 9x1
9x7x is 2x
5  (1) is 4
So the missing side is 2x4
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