document.write( "Question 1034647: The volume of a rectangular prism is 336 cu inches. The height is 7 cm. The length is 3 times the width. Find the length and width.
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Algebra.Com's Answer #649298 by fractalier(6550)\"\" \"About 
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The volume of a rectangular prism is given by
\n" ); document.write( "\"V+=+LWH\"
\n" ); document.write( "Plugging in what we know we have
\n" ); document.write( "\"336+=+%283W%29%28W%29%287%29\"
\n" ); document.write( "\"16+=+W%5E2\"
\n" ); document.write( "so that
\n" ); document.write( "W = 4 inches and that means
\n" ); document.write( "L = 12 inches
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