document.write( "Question 1156081: The area of the window is 20 square feet. Find its dimensions (in ft).\r
\n" ); document.write( "\n" ); document.write( "A rectangular window has two labeled sides.
\n" ); document.write( "One of the shorter, vertical sides is labeled x ft.
\n" ); document.write( "One of the longer, horizontal sides is labeled 2x − 3 ft.
\n" ); document.write( "smaller value
\n" ); document.write( " ft
\n" ); document.write( "larger value
\n" ); document.write( " ft
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Algebra.Com's Answer #778774 by MathLover1(20849)\"\" \"About 
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\n" ); document.write( "The area of the window is \r
\n" ); document.write( "\n" ); document.write( "\"20\"square feet\r
\n" ); document.write( "\n" ); document.write( "A rectangular window: the area is \"length%2Awidth\"\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "One of the shorter, vertical sides is labeled \"x\" ft.
\n" ); document.write( "One of the longer, horizontal sides is labeled \"2x+-3+\"ft.\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"x%282x-3%29=20\"\r
\n" ); document.write( "\n" ); document.write( "\"2x%5E2-3x=20\"\r
\n" ); document.write( "\n" ); document.write( "\"2x%5E2-3x-20=0\"......factor\r
\n" ); document.write( "\n" ); document.write( "\"2x%5E2%2B5x-8x-20=0\"\r
\n" ); document.write( "\n" ); document.write( "\"%282x%5E2-8x%29%2B%285x-20%29=0\"\r
\n" ); document.write( "\n" ); document.write( "\"2x%28x-4%29%2B5%28x-4%29=0\"\r
\n" ); document.write( "\n" ); document.write( "\"%28x+-+4%29+%282x+%2B+5%29+=+0\"\r
\n" ); document.write( "\n" ); document.write( "we need only positive solution\r
\n" ); document.write( "\n" ); document.write( "=>\"x=4\"
\n" ); document.write( "=> then \"2x+-3+=2%2A4-3=5\"\r
\n" ); document.write( "\n" ); document.write( "the shorter vertical side is \"4\" ft.
\n" ); document.write( "the longer horizontal side is \"5+\"ft.
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