document.write( "Question 285431: If the sides of a square are lengthened by 8cm, the area becomes 144cm^2
\n" ); document.write( "find the length of a side of the original square.\r
\n" ); document.write( "\n" ); document.write( "I could use some help with this.
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Algebra.Com's Answer #207166 by scott8148(6628)\"\" \"About 
You can put this solution on YOUR website!
(x + 8)^2 = 144\r
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\n" ); document.write( "\n" ); document.write( "x + 8 = 12\r
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\n" ); document.write( "\n" ); document.write( "x = 4
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