physics

Two children with masses of 18 kg and 36 kg are sitting on a balanced seesaw. If the heavier child is sitting 0.45 m from the center, at what distance from the center is the lighter child sitting?
Answer in units of m. Please help !!!

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  1. mass * distance must be equal, so

    18x = 36*0.45

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  2. .9 m

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    2. 👎
  3. mass * distance needs to be equivalent,

    18x = 36*.45

    = .9m

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