document.write( "Question 481290: Dave and Jane Wells have a new rectangular driveway. The perimeter of the driveway is 168 feet. The length is 12 feet longer than three times the width. What are the dimensions of the driveway? \n" ); document.write( "
Algebra.Com's Answer #329574 by jorel1380(3719)\"\" \"About 
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2(3w+12)+2w=168
\n" ); document.write( "6w+24+2w=168
\n" ); document.write( "8w=144
\n" ); document.write( "w=18
\n" ); document.write( "l=66..
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