document.write( "Question 43003: The length of a rectangle is 8 in. more than twice it's width. If the perimeter of the rectangle is 64 in., find the width of the rectangle. \n" ); document.write( "
Algebra.Com's Answer #28034 by jmg(22)\"\" \"About 
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Set up an equation, \r
\n" ); document.write( "\n" ); document.write( "length is 8 more than twice the width : expression would be 2*w + 8
\n" ); document.write( "since you let a w stand for width, then width= w\r
\n" ); document.write( "\n" ); document.write( "It gives you the Perimeter = 64\r
\n" ); document.write( "\n" ); document.write( "Perimeter = 2*length + 2 * width\r
\n" ); document.write( "\n" ); document.write( "Fill in the expressions from above\r
\n" ); document.write( "\n" ); document.write( " 64 = 2(2w + 8) + 2w
\n" ); document.write( " 64 = 4w + 16 + 2w
\n" ); document.write( " 64 = 6w + 16
\n" ); document.write( " 48 = 6w
\n" ); document.write( " 8 = w
\n" ); document.write( "The question asked for the width (w) which is 8 \r
\n" ); document.write( "\n" ); document.write( "If it had asked for the length you would fill it back into the 2w + 8 and it would be 24. \r
\n" ); document.write( "\n" ); document.write( "Hope it helps
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