document.write( "Question 125110: PLEASE HELP
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document.write( "The lenght of a rectangle is 1ft more then twice its width, and the area of the rectangle is 45ft^2. I am trying to find the diensions of the rectangle.
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document.write( "Length _____ft
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document.write( "Width _____ft\r
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document.write( "THANK YOU IN ADVANCE \n" );
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Algebra.Com's Answer #91724 by checkley71(8403) ![]() You can put this solution on YOUR website! L=2W+1 \n" ); document.write( "AREA=L*W \n" ); document.write( "45=(2W+1)W \n" ); document.write( "45=2W^2+W \n" ); document.write( "2W^2+W-45=0 \n" ); document.write( "(2W-9)(W+5)+0 \n" ); document.write( "2W-9=0 \n" ); document.write( "2W=9 \n" ); document.write( "W=9/2 \n" ); document.write( "W=4.5 FEET ANSWER FOR THE WIDTH. \n" ); document.write( "L=2*4.5+1 \n" ); document.write( "L=9+1 \n" ); document.write( "L=10 FEET ANSWER FOR THE LENGTH. \n" ); document.write( "PROOF \n" ); document.write( "4.5*10=45 \n" ); document.write( "45=45\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |