document.write( "Question 720685: \r
\n" ); document.write( "\n" ); document.write( "The length of a rectangular banner is 2 feet longer than its width. If the area is 80 square feet, find the dimensions.
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Algebra.Com's Answer #441928 by checkley79(3341)\"\" \"About 
You can put this solution on YOUR website!
AREA=LW
\n" ); document.write( "L=W+2
\n" ); document.write( "80=(W+2)W
\n" ); document.write( "80=W^2+2
\n" ); document.write( "W^2+2-80=0
\n" ); document.write( "(W+10)(W-8)=0
\n" ); document.write( "W-8=0
\n" ); document.write( "W=8 FEET FOR THE WIDTH.
\n" ); document.write( "L=8+2=10 FEET FOR THE LENGTH.
\n" ); document.write( "PROOF:
\n" ); document.write( "80=10*8
\n" ); document.write( "80=80
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