document.write( "Question 1154961: The length of a rectangle is 2 meters more than 4 times the width. If the area is 156 square meters, find the width and the length.\r
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document.write( "Width:______meters
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document.write( "Length:_____meters \n" );
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Algebra.Com's Answer #777477 by mananth(16946) You can put this solution on YOUR website! let width be x\r \n" ); document.write( "\n" ); document.write( "length =4x+2\r \n" ); document.write( "\n" ); document.write( "Area = x(4x+2)=156 \r \n" ); document.write( "\n" ); document.write( "4x^2+2x-156=0\r \n" ); document.write( "\n" ); document.write( "2x^2+x-78=0\r \n" ); document.write( "\n" ); document.write( "(2x+13)(x-6)=0\r \n" ); document.write( "\n" ); document.write( "Ignore negative \n" ); document.write( "x=6 \n" ); document.write( "width = 6 \n" ); document.write( "plug x to find length \n" ); document.write( " |