document.write( "Question 728836: If the perimeter is 46 centimeters. And the length is 3cm more than 3 times the length of the width. What is the length and the width for this rectangle?
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Algebra.Com's Answer #445618 by mbmodak(32)![]() ![]() ![]() You can put this solution on YOUR website! Let width of rect. Be x\r \n" ); document.write( "\n" ); document.write( "length=3x+3 \r \n" ); document.write( "\n" ); document.write( "Perimeter of rect.=2(length+breadth)\r \n" ); document.write( "\n" ); document.write( "46=2[x+(3x+3)]\r \n" ); document.write( "\n" ); document.write( "46=2x+6x+6\r \n" ); document.write( "\n" ); document.write( "46=8x+6\r \n" ); document.write( "\n" ); document.write( "46-6=8x\r \n" ); document.write( "\n" ); document.write( "40=8x\r \n" ); document.write( "\n" ); document.write( "x=40/8=5\r \n" ); document.write( "\n" ); document.write( "breadth=5 cm & length=3*5+3=18\r \n" ); document.write( "\n" ); document.write( "46=2[5+(5*3+3)\r \n" ); document.write( "\n" ); document.write( "46=2[5+18]\r \n" ); document.write( "\n" ); document.write( "46=2*23 \n" ); document.write( " \n" ); document.write( " |