document.write( "Question 257281: The width of a rectangular poster is one-half of its length. The area of the poster is 128 sq. ft. Click on the equation that will determine the length.
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document.write( "Let L = length. \n" );
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Algebra.Com's Answer #189209 by rfer(16322)![]() ![]() ![]() You can put this solution on YOUR website! x*2x=128 \n" ); document.write( "2x^2=128 \n" ); document.write( "x^2=64 \n" ); document.write( "x=8 ft \n" ); document.write( "2x=16 ft \n" ); document.write( " |