document.write( "Question 32917: If the perimeter of a rectangle is 18 ft and the width is 5 ft, find its length. [Hint: The perimeter of a rectangle is given by P = 2L + 2W.] \n" ); document.write( "
Algebra.Com's Answer #19353 by sarah_adam(201)\"\" \"About 
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P = 2L + 2W
\n" ); document.write( "Given P = 18ft and W = 5ft
\n" ); document.write( "18 = 2L + 2(5)
\n" ); document.write( "18 = 2L +10
\n" ); document.write( "2L = 8
\n" ); document.write( "L = 8/2 = 4Ft
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