document.write( "Question 919380: Find the perimeter of rectangle MATH if the area is (5x+7)inches squared. \n" ); document.write( "
Algebra.Com's Answer #557687 by ewatrrr(24785)\"\" \"About 
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A = Lw
\n" ); document.write( "Lw = (5x+7)(5x+7)
\n" ); document.write( "L = (5x+7)
\n" ); document.write( "w = (5x+7)
\n" ); document.write( "P = 2L + 2w
\n" ); document.write( "P = 4(5x+7) = 20x + 28
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