document.write( "Question 967446: A rectangular parking lot has a length that is 12 yards greater than the width. The area of the parking lot is 540 square yards. Find the length and the width. Use the formula, area=Length*width. \n" ); document.write( "
Algebra.Com's Answer #591296 by amarjeeth123(569)\"\" \"About 
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Let the width be x.
\n" ); document.write( "Then the length is (x+12).
\n" ); document.write( "Area=length*width
\n" ); document.write( "x(x+12)=540
\n" ); document.write( "x^2+12x-540=0
\n" ); document.write( "x^2+30x-18x-540=0
\n" ); document.write( "x(x+30)-18(x+30)=0
\n" ); document.write( "(x-18)(x+30)=0
\n" ); document.write( "x=18 is the only positive solution.
\n" ); document.write( "The width is 18 yards.
\n" ); document.write( "The length is 30 yards.
\n" ); document.write( "
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