document.write( "Question 303477: The length of a rectangle is 3 cm more than twice the width. the perimeter is 84cm. Find the length.
\n" );
document.write( " \n" );
document.write( "
Algebra.Com's Answer #217474 by mananth(16946)![]() ![]() You can put this solution on YOUR website! letthewidthbe x\r \n" ); document.write( "\n" ); document.write( "length = 2x+3\r \n" ); document.write( "\n" ); document.write( "perimeter = 2*l+2*W\r \n" ); document.write( "\n" ); document.write( "84= 2x+2(2x+3)\r \n" ); document.write( "\n" ); document.write( "84=2x+4x+6\r \n" ); document.write( "\n" ); document.write( "84=6x+6\r \n" ); document.write( "\n" ); document.write( "78=6x\r \n" ); document.write( "\n" ); document.write( "x=13 which is the width\r \n" ); document.write( "\n" ); document.write( "length = 2*13+3 \n" ); document.write( "=29 \r \n" ); document.write( "\n" ); document.write( "Ananth\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |