document.write( "Question 790604: \"The martins own a forestry field. They have grown each tree from seedlings to be harvested after a 10-year period. The field contains 152 trees. The number of trees in each row is 3 more than twice the number of rows. Find the number of rows and the number of trees per row\".\r
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document.write( "Can I get help with setting up and solving this word problem?\r
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document.write( "I feel that the \"10-year period\" part is unneeded information and does not go into the equation, but I am not sure on this.\r
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document.write( "Thank you for your time! \n" );
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Algebra.Com's Answer #479212 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! The martins own a forestry field. They have grown each tree from seedlings to be harvested after a 10-year period. \n" ); document.write( "The field contains 152 trees. The number of trees in each row is 3 more than twice the number of rows. Find the number of rows and the number of trees per row. \n" ); document.write( "-------------- \n" ); document.write( "Let # of rows be \"r\". \n" ); document.write( "# of trees in each row = 2r+3 \n" ); document.write( "--------\r \n" ); document.write( "\n" ); document.write( "# of trees = r(2r+3) = 152 \n" ); document.write( "----- \n" ); document.write( "2r^2 + 3r - 152 = 0 \n" ); document.write( "----- \n" ); document.write( "r = 81 \n" ); document.write( "------------ \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "============ \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " |