document.write( "Question 479493: the perimeter of a rectangle is 243 inches. if its length is three less than thrice its width, what is its length and width? \n" ); document.write( "
Algebra.Com's Answer #328521 by mananth(16946)![]() ![]() You can put this solution on YOUR website! let width be x \n" ); document.write( "length = 2x-3\r \n" ); document.write( "\n" ); document.write( "Perimeter = 2(L+W) \n" ); document.write( "243=2(x+2x-3) \n" ); document.write( "243=6x-6 \n" ); document.write( "6x=249 \n" ); document.write( "x=41.5in the width\r \n" ); document.write( "\n" ); document.write( "2x-3=> 2*41.5-3 \n" ); document.write( "Length = 80 in \n" ); document.write( " |