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March 29, 2015

March 29, 2015

Posted by **tasha** on Tuesday, May 11, 2010 at 7:53pm.

a) Set up an equation for the perimeter involving only L, the length of the rectangle.

B) Solve this equation algebraically to find the length of the rectangle. Find the width as well.

- math -
**PsyDAG**, Wednesday, May 12, 2010 at 11:09amW = L - 5

50 = 2L + 2W

Substitute L - 5 for W in the second equation and solve for L. Put that value in the first equation to find W. Check by putting both values into the second equation.

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