document.write( "Question 890730: please help me solve : the perimeter of a rectangle is 64 meters. the length is eight meters less than three times the width.
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Algebra.Com's Answer #539201 by josgarithmetic(39617)![]() ![]() ![]() You can put this solution on YOUR website! VARIABLES: w for width, L for length\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "TRANSLATE: L=-8+3w, 2w+2L=64.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "SIMPLIFY AND SUBSTITUTE: \n" ); document.write( "w+L=32; \n" ); document.write( "w+(3w-8)=32\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "SOLVE FOR w FIRST: \n" ); document.write( "4w-8=32 \n" ); document.write( "4w=24 \n" ); document.write( "w=6\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Finish finding L: \n" ); document.write( "L=3w-8 \n" ); document.write( "L=3*6-8 \n" ); document.write( "L=18-8 \n" ); document.write( "L=10 \n" ); document.write( " |