Question
The total mass of Yen, Cindy and Elyse is 27i kg. Yen has a mass of 8i kg. Cindy is 9 kg heavier than Yen.
  1. What is Elyse's mass in terms of i?
  2. If i = 9, what is Elyse's mass? 
3 m
(a)

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(b)

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The total mass of Yen, Cindy and Elyse is 27i kg. Yen has a mass of 8i kg. Cindy is 9 kg heavier than Yen.
  1. What is Elyse's mass in terms of i?
  2. If i = 9, what is Elyse's mass?