document.write( "Question 1074414: The length of a rectangular garden is 2 ft less than the triplex of its width. If area is
\n" ); document.write( "21 ft2
\n" ); document.write( ", set the length and width.
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Algebra.Com's Answer #689078 by josgarithmetic(39617)\"\" \"About 
You can put this solution on YOUR website!
x and y dimensions\r
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\n" ); document.write( "\n" ); document.write( "\"system%28x=3y-2%2Cxy=21%29\"\r
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\n" ); document.write( "\n" ); document.write( "\"%283y-2%29%2Ay=21\"\r
\n" ); document.write( "\n" ); document.write( "\"3y%5E2-2y-21=0\"\r
\n" ); document.write( "\n" ); document.write( "\"y=%282%2Bsqrt%284%2B4%2A3%2A21%29%29%2F%282%2A3%29\"\r
\n" ); document.write( "\n" ); document.write( "\"y=%282%2B2sqrt%2864%29%29%282%2A3%29\"\r
\n" ); document.write( "\n" ); document.write( "\"y=%281%2B8%29%2F3\"\r
\n" ); document.write( "\n" ); document.write( "\"y=3\"\r
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\n" ); document.write( "\n" ); document.write( "\"x=7\"\r
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\n" ); document.write( "\n" ); document.write( "-
\n" ); document.write( "Length is 7 feet
\n" ); document.write( "Width is 3 feet
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