document.write( "Question 680548: \r
\n" ); document.write( "\n" ); document.write( "the perimeter of a rectangle is 36 m. if the length is three times the width, what is the width?
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Algebra.Com's Answer #422371 by checkley79(3341)\"\" \"About 
You can put this solution on YOUR website!
P=2L+2W
\n" ); document.write( "L=3W
\n" ); document.write( "36=2*3W+2W
\n" ); document.write( "36=6W+2W
\n" ); document.write( "36=8W
\n" ); document.write( "W=36/8
\n" ); document.write( "W=4.5 ANS. FOR THE WIDTH.
\n" ); document.write( "L=3*2.5=7.5
\n" ); document.write( "PROOF:
\n" ); document.write( "36=2*3*4.5+2*4.5
\n" ); document.write( "36=6*4.5+9
\n" ); document.write( "36=27+9
\n" ); document.write( "36=36
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