document.write( "Question 590852: How do I solve this? Set up an equation and solve. The length of a rectangle is twice its width, if the perimeter is 36 meters, what are its demensions? what is the formula for this? \n" ); document.write( "
Algebra.Com's Answer #375326 by nerdybill(7384)\"\" \"About 
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How do I solve this? Set up an equation and solve. The length of a rectangle is twice its width, if the perimeter is 36 meters, what are its demensions? what is the formula for this?
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\n" ); document.write( "Let x = width
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\n" ); document.write( "2x = length
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\n" ); document.write( "2(width+length) = perimeter
\n" ); document.write( "2(x+2x) = 36
\n" ); document.write( "2(3x) = 36
\n" ); document.write( "(3x) = 18
\n" ); document.write( "x = 6 meters (width)
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\n" ); document.write( "length:
\n" ); document.write( "2x = 2(6) = 12 meters
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\n" ); document.write( "dimensions: 6 meters by 12 meters\r
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