document.write( "Question 945262: The perimeter of a rectangular plot of land is 312 kilometers. If the length is 6 kilometers more than 5 times the width, what are the length and width? \n" ); document.write( "
Algebra.Com's Answer #576441 by fion6002(19)![]() ![]() ![]() You can put this solution on YOUR website! Perimeter of a rectangle = 2 width + 2 length\r \n" ); document.write( "\n" ); document.write( "let x be the width \n" ); document.write( "length = 5x+6\r \n" ); document.write( "\n" ); document.write( "2x+(5x+6)2 = 312 \n" ); document.write( "2x+10x+12=312 \n" ); document.write( "12x=300 \n" ); document.write( "x=25\r \n" ); document.write( "\n" ); document.write( "length = 5(25)+6 = 131 \n" ); document.write( "Therefore the width is 25km, the length is 131 km \n" ); document.write( " |