SOLUTION: If the outside dimention of the rectangle flower garden bed including the pathway is 72 by 108cm.if the area of the flower garden bed excluding the pathway is 6400cm² and the path

Algebra ->  Quadratic Equations and Parabolas  -> Quadratic Equations Lessons -> SOLUTION: If the outside dimention of the rectangle flower garden bed including the pathway is 72 by 108cm.if the area of the flower garden bed excluding the pathway is 6400cm² and the path      Log On


   

Question 1140239: If the outside dimention of the rectangle flower garden bed including the pathway is 72 by 108cm.if the area of the flower garden bed excluding the pathway is 6400cm² and the pathway has uniform width how wide is the pathway?
Answer by josgarithmetic(39615) About Me  (Show Source):
You can put this solution on YOUR website!
x, the width of uniform pathway around just the flower bed

%2872-2x%29%28108-2x%29=6400, to account for only the flower bed area

A first simplification is multiply both sides by 1%2F%282%2A2%29;
%2836-x%29%2854-x%29=1600
and solve for a sensible value of x.
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