document.write( "Question 385943: If the perimeter of a rectangle is 420 inches, what is the length if the width is 4 inches less than the length? \n" ); document.write( "
Algebra.Com's Answer #276680 by chrisrao(11)\"\" \"About 
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420 = 2*(L + (L-4))
\n" ); document.write( "210 = 2L - 4
\n" ); document.write( "214 = 2L
\n" ); document.write( "107 = L
\n" ); document.write( "L = 107
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