document.write( "Question 150280: The length of a rectangle is equal to 3 times it's width. If the perimeter is equal to 240 ft. What is the lenght of the rectangle? \n" ); document.write( "
Algebra.Com's Answer #110351 by mangopeeler07(462)![]() ![]() ![]() You can put this solution on YOUR website! length=3w \n" ); document.write( "width=w\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "2(3w)+2(w)=240\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "6w+2w=240 \n" ); document.write( "8w=240\r \n" ); document.write( "\n" ); document.write( "w=30 \n" ); document.write( "length=3(30)\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "length=90 \n" ); document.write( " |