Question 1061539
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<pre>
The system of equations is 

2L + 2W = 40,
LW      = 96.

Or

L + W = 20,
LW    = 96.


<U>Answer</U>. 12 and 8.
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Solve by substitution 

L = 20- W,


(20-W)*W = 96,  or


W^2 - 20W + 96 = 0,


(W-12)*(W-8) = 0.


Etc. . . .