document.write( "Question 1060933: the perimiter of a rectangle is 210 feet. the length is 10 feet longer than the width w. which equation can be used to calculate the length and the width of the playground \n" ); document.write( "
Algebra.Com's Answer #675763 by algebrahouse.com(1659)![]() ![]() You can put this solution on YOUR website! w = width \n" ); document.write( "w + 10 = length {length is 10 ft longer than the width}\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Perimeter of a rectangle = 2(width) + 2(length)\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "2w + 2(w + 10) = 210 {substituted width and length into perimeter formula} \n" ); document.write( "2w + 2w + 20 = 210 {used distributive property} \n" ); document.write( "4w + 20 = 210 {combined like terms} \n" ); document.write( " For more help from me, visit: www.algebrahouse.com \n" ); document.write( " |