document.write( "Question 560041:
\n" ); document.write( "In a square, the sum of the lengths of three sides is 45 and in a rectangle the difference between a length and a width is 5 in. If a width of the rectangle is the same as a side of the square, how long is a length of the rectangle?
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Algebra.Com's Answer #363628 by josmiceli(19441)\"\" \"About 
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Call a side of the square \"+s+\"
\n" ); document.write( "given:
\n" ); document.write( "\"+3s+=+45+\"
\n" ); document.write( "\"+s+=+15+\"
\n" ); document.write( "The width of a rectangle is \"+s+=+15+\"
\n" ); document.write( "Call the length \"a\"
\n" ); document.write( "\"+a+-+15+=+5+\"
\n" ); document.write( "\"+a+=+20+\"
\n" ); document.write( "The length is 20
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