document.write( "Question 83958: Solve algebraically using only one variable. The perimeter, which is the sum of all sides, of a rectangle is 48 square inches. The length of the rectangle is three more than twice its width. Find the length and width of the rectangle \n" ); document.write( "
Algebra.Com's Answer #60402 by checkley75(3666)![]() ![]() ![]() You can put this solution on YOUR website! 2w+2(2w+3)=48 \n" ); document.write( "2w+4w+6=48 \n" ); document.write( "6w=48-6 \n" ); document.write( "6w=42 \n" ); document.write( "w=42/6 \n" ); document.write( "w=7 answer for the width. \n" ); document.write( "length=2w+3, 2*7+3, 14+3, 17 for the length. \n" ); document.write( "proof \n" ); document.write( "2*7+2*17=48 \n" ); document.write( "14+34=48 \n" ); document.write( "48=48 \n" ); document.write( " |