document.write( "Question 668749: the length of a rectangle is 8 meters more than its width. if the perimeter is 56 meters, what is the length of the rectangle? \n" ); document.write( "
Algebra.Com's Answer #415811 by swincher4391(1107)\"\" \"About 
You can put this solution on YOUR website!
l = w+8\r
\n" ); document.write( "\n" ); document.write( "2l + 2w = 56\r
\n" ); document.write( "\n" ); document.write( "2(w+8) + 2w = 56\r
\n" ); document.write( "\n" ); document.write( "2w + 16 + 2w = 56\r
\n" ); document.write( "\n" ); document.write( "4w = 40\r
\n" ); document.write( "\n" ); document.write( "w = 10\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "l = 10 +8 --> 18\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "18 x 10
\n" ); document.write( "
\n" );