Question
The total mass of Kylie, Tammy and Emily is 29k kg. Kylie has a mass of 8k kg. Tammy is 4 kg heavier than Kylie.
  1. What is Emily's mass in terms of k?
  2. If k = 15, what is Emily's mass? 
3 m
(a)

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(b)

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The total mass of Kylie, Tammy and Emily is 29k kg. Kylie has a mass of 8k kg. Tammy is 4 kg heavier than Kylie.
  1. What is Emily's mass in terms of k?
  2. If k = 15, what is Emily's mass?