Question
Ethan is 18 kg heavier than Layla. Roshel is twice as heavy as Ethan. Given that their total mass is 286 kg. Find the mass of Ethan.
4 m

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Ethan is 18 kg heavier than Layla. Roshel is twice as heavy as Ethan. Given that their total mass is 286 kg. Find the mass of Ethan.