SOLUTION: Tom,Dick,and harry weigh 50,85,and 120lbs.respectively and us a 12ft. plank for a teeterboard.Tom sits 5ft,dick sits 4ft,and harry sits 3ft from the fulcrum on the same sidethe ful

Question 132268: Tom,Dick,and harry weigh 50,85,and 120lbs.respectively and us a 12ft. plank for a teeterboard.Tom sits 5ft,dick sits 4ft,and harry sits 3ft from the fulcrum on the same sidethe fulcrum is at midpoint of the board.how fare would a 200-pound friend sit from the fulcrum to balance them?
Answer by checkley71(8403) (Show Source): You can put this solution on YOUR website!
5*50+4*85+3*120=X*200
250+340+360=200X
950=200X
X=950/200
X=4.75 FT FROM THE FULCRUM FOR THE 200 POUND FRIEND TO SIT & BALANCE THE TEETERBOARD.
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