document.write( "Question 486872: The length of a rectangle is 3 cm greater than its width. The perimeter is 24 cm. Find the dimensions of the rectangle. \n" ); document.write( "
Algebra.Com's Answer #332831 by checkley79(3341)![]() ![]() ![]() You can put this solution on YOUR website! Perimeter=2L+2W \n" ); document.write( "L=W+2 \n" ); document.write( "24=2(W+2)+2W \n" ); document.write( "24=2W+4+2W \n" ); document.write( "24-4=4W \n" ); document.write( "20=4W \n" ); document.write( "20/4=W \n" ); document.write( "5=W ANS. FOR THE WIDTH \n" ); document.write( "L=5+2=7 ANS. FOR THE LENGTH. \n" ); document.write( "PROOF: \n" ); document.write( "24=2*7+2*5 \n" ); document.write( "24=14+10 \n" ); document.write( "24=24\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |