document.write( "Question 39138: George weighs 60 lbs. more than 1/2 his younger brother Galen's weight. If their weights balance when George is 4 ft. from the fulcrum on a 10 ft. long teeterboard, what are their weights?\r
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document.write( "(not from a text) I need help on this please, Thank you. \n" );
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Algebra.Com's Answer #24589 by fractalier(6550)![]() ![]() You can put this solution on YOUR website! If the teeterboard is 10 feet, then the brother is assumed to be 5 ft from the fulcrum...George is 4 ft from it... \n" ); document.write( "Let x = the brother's weight. \n" ); document.write( "The 60 + (1/2)x is George's weight. \n" ); document.write( "Since they balance, we have \n" ); document.write( "5x = 4(60 + (1/2)x) \n" ); document.write( "5x = 240 + 2x \n" ); document.write( "3x = 240 \n" ); document.write( "x = 80 and brother's weight \n" ); document.write( "George weighs 60 + (1/2)(80) = 100 lbs... \n" ); document.write( " |