document.write( "Question 74301: A RECTANGULAR CHALK BOARD IS 3 TIMES AS LONG AS IT IS WIDE. iF IT WERE 3 METRES SHORTER AND 3 METRES WIDER, IT WOULD BE A SQUARE. wHAT ARE THE DIMENSIONS OF THE CHALK BOARD? \n" ); document.write( "
Algebra.Com's Answer #53298 by josmiceli(19441)\"\" \"About 
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Call the width x
\n" ); document.write( "The length will then be 3x
\n" ); document.write( "It is given that \"x+%2B+3+=+3x+-+3\"
\n" ); document.write( "\"2x+=+6\"
\n" ); document.write( "\"x+=+3\"
\n" ); document.write( "The sides are width = 3, length = 9
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