document.write( "Question 958779: Farmer Dan has 2736 feet of fence with which to enclose a field. The length of the field is 8 feet more than three times its width. What is the length of the field? \r
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Algebra.Com's Answer #585979 by macston(5194)![]() ![]() You can put this solution on YOUR website! . \n" ); document.write( "W=width; L=length=3W+8ft; P=perimeter=2736ft \n" ); document.write( "P=2(L+W) Substitute for L. \n" ); document.write( "2736ft=2(3W+8ft+W) Divide each side by 2 \n" ); document.write( "1368ft=4W+8ft Subtract 8ft from each side. \n" ); document.write( "1360ft=4W Divide each side by 4 \n" ); document.write( "340ft=W \n" ); document.write( "L=3W+8ft=3(340ft)+8ft=1028ft ANSWER: The field is 1028 feet long. \n" ); document.write( "CHECK: \n" ); document.write( "P=2(L+W) \n" ); document.write( "2736ft=2(1028ft+340ft) \n" ); document.write( "2736ft=2(1368ft) \n" ); document.write( "2736ft=2736ft \n" ); document.write( " |