Question
The total mass of Olivium, Julie and Emily is 39t kg. Olivium has a mass of 5t kg. Julie is 7 kg heavier than Olivium.
  1. What is Emily's mass in terms of t?
  2. If t = 10, what is Emily's mass? 
3 m
(a)

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(b)

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The total mass of Olivium, Julie and Emily is 39t kg. Olivium has a mass of 5t kg. Julie is 7 kg heavier than Olivium.
  1. What is Emily's mass in terms of t?
  2. If t = 10, what is Emily's mass?