document.write( "Question 330488: The length of a rectangle is 3 cm more than 2 times its width. If the area of the rectangle is 93 square centimeters, find the width of the rectangle to the nearest thousandth. \r
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Algebra.Com's Answer #236885 by mananth(16946)![]() ![]() You can put this solution on YOUR website! let width = x \n" ); document.write( "length = 2x+3 \n" ); document.write( ".. \n" ); document.write( "ARea = L*W \n" ); document.write( "x(2x+3)=93 \n" ); document.write( "2x^2+3x=93 \n" ); document.write( "2x^2+3x-93=0\r \n" ); document.write( "\n" ); document.write( "quadratic formula \n" ); document.write( "x1=(-b+sqrt(b^2-4ac))/2a \n" ); document.write( "a=2, b=3, c=-93 \n" ); document.write( "x1=(-3+sqrt(9+744))/4 \n" ); document.write( "x1= 6.110 cm the width \n" ); document.write( ".. \n" ); document.write( "x2=(-3-sqrt(9+744))/4 \n" ); document.write( "x2= -7.610 Ignore the negative value \n" ); document.write( " |