document.write( "Question 792377: the length of a rectangular piece of land is 8 cm more than four times its width. the perimeter is 66 cm. what are the dimensions of the rectangular piece? \n" ); document.write( "
Algebra.Com's Answer #479966 by waynest(281)\"\" \"About 
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length = 4w + 8
\n" ); document.write( "p = 2w + 2L
\n" ); document.write( "2w + 2(4w + 8) = 66
\n" ); document.write( "2w + 8w + 16 = 66
\n" ); document.write( "10w + 16 - 16 = 66 - 16
\n" ); document.write( "10w = 50
\n" ); document.write( "10w/10 = 50/10
\n" ); document.write( "w = 5\r
\n" ); document.write( "\n" ); document.write( "check:
\n" ); document.write( "2(5) + 2(4(5) + 8) = 66
\n" ); document.write( "10 + 2(20 + 8) = 66
\n" ); document.write( "10 + 2(28) = 66
\n" ); document.write( "10 + 56 = 66
\n" ); document.write( "66 = 66
\n" ); document.write( "
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