document.write( "Question 813501: The length of a rectangular poster is 2 times its width . The area of the poster is 648 square inches. Find the dimensions of the poster. \n" ); document.write( "

Algebra.Com's Answer #489716 by TimothyLamb(4379) $\"\"$ $\"About$

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L = 2w
\n" ); document.write( "Lw = 648
\n" ); document.write( "---
\n" ); document.write( "Lw = 648
\n" ); document.write( "2ww = 648
\n" ); document.write( "ww = 324
\n" ); document.write( "---
\n" ); document.write( "w = 18
\n" ); document.write( "L = 36
\n" ); document.write( "---
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