document.write( "Question 1133268: The length of a rectangle is 19 centimeters less than six times its width. Its area is 20 square centimeters. Find the dimensions of the rectangle. \n" ); document.write( "
Algebra.Com's Answer #750449 by Boreal(15235)![]() ![]() You can put this solution on YOUR website! x=width \n" ); document.write( "6x-19 =length \n" ); document.write( "product is 20 cm^2 \n" ); document.write( "6x^2-19x-20=0 \n" ); document.write( "x^2-19x-120=0 \n" ); document.write( "(x-24)(x+5)=0 divide by 6 and reduce to lowest terms \n" ); document.write( "(x-4)(6x+5)=0 \n" ); document.write( "x=4 cm, only positive root \n" ); document.write( "the rectangle is 4cm x 5 cm or 20 cm^2 \n" ); document.write( " |