Question
The total mass of Jane, Gem and Emma is 38y kg. Jane has a mass of 4y kg. Gem is 8 kg heavier than Jane.
  1. What is Emma's mass in terms of y?
  2. If y = 9, what is Emma's mass? 
3 m
(a)

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(b)

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The total mass of Jane, Gem and Emma is 38y kg. Jane has a mass of 4y kg. Gem is 8 kg heavier than Jane.
  1. What is Emma's mass in terms of y?
  2. If y = 9, what is Emma's mass?