document.write( "Question 1121944: If two opposite sides of a square are increased by 10 meters and the other sides are decreased by 2 meters, the area of the rectangle that is formed is 85 square meters. Find the area of the original square. \n" ); document.write( "
Algebra.Com's Answer #737959 by josgarithmetic(39623)\"\" \"About 
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x, length of side of original square\r
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\n" ); document.write( "\n" ); document.write( "\"%28x%2B10%29%28x-2%29=85\"
\n" ); document.write( "You can use algebra if you want to --- quadratic equation.\r
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\n" ); document.write( "\n" ); document.write( "Alternatively, note that the two factors differ by 12. Can you find two factor whose difference is 12 and whose product is 85?
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