document.write( "Question 1178163: The length of a rectangle is 3m less than twice the width, and the area of the rectangle is 14m^2 . Find the dimensions of the rectangle. \n" ); document.write( "
Algebra.Com's Answer #807331 by mananth(16946)![]() ![]() You can put this solution on YOUR website! let width be x \n" ); document.write( "length 2x-3\r \n" ); document.write( "\n" ); document.write( "Area = Length * width \n" ); document.write( "x(2x-3) =14 \n" ); document.write( "2x^2-3x =14\r \n" ); document.write( "\n" ); document.write( "2x^2-3x-14=0\r \n" ); document.write( "\n" ); document.write( "2x^2-7x+4x-14 =0\r \n" ); document.write( "\n" ); document.write( "x(2x-7) +2(2x-7)=0\r \n" ); document.write( "\n" ); document.write( "(2x-7)(x+2)=0\r \n" ); document.write( "\n" ); document.write( "x=7/2 OR -2 \n" ); document.write( "ignore negative\r \n" ); document.write( "\n" ); document.write( "width = 3.5 m\r \n" ); document.write( "\n" ); document.write( "length = 2x-3 = 2*7/2 -3 =4 \n" ); document.write( "Length = 4 m\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |