document.write( "Question 119932: The length of a rectangle is 2 cm more than 5 times its width. If the area of the rectagle is 68cm^2, find the dimensions of the rectagle to the nearest thousandth. \n" ); document.write( "
Algebra.Com's Answer #87909 by checkley71(8403)![]() ![]() ![]() You can put this solution on YOUR website! LENGTH=5W+2 \n" ); document.write( "WIDTH=W \n" ); document.write( "AREA=W*L \n" ); document.write( "68=W(5W+2) \n" ); document.write( "68=5W^2+2W \n" ); document.write( "5W^2+2W-68=0 \n" ); document.write( "USING THE QUADRATIC EQUATION: \n" ); document.write( "X=(-2+-SQRT[2^2-4*5*-68])/2*5 \n" ); document.write( "X=(-2+-SQRT[4+1360])/10 \n" ); document.write( "X=(-2+-SQRT1364)/10 \n" ); document.write( "X=(-2+-36.932)/10 \n" ); document.write( "X=(-2+36.932)/10 \n" ); document.write( "X=34.932/10 \n" ); document.write( "X=3.493 ANSWER \n" ); document.write( "X=(-2-36.932)/10 \n" ); document.write( "X=-38.932/10 \n" ); document.write( "X=-3.893 ANSWER. \n" ); document.write( " |