Question
The total mass of Hilda, Cindy and Kylie is 43w kg. Hilda has a mass of 8w kg. Cindy is 9 kg heavier than Hilda.
  1. What is Kylie's mass in terms of w?
  2. If w = 9, what is Kylie's mass? 
3 m
(a)

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(b)

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The total mass of Hilda, Cindy and Kylie is 43w kg. Hilda has a mass of 8w kg. Cindy is 9 kg heavier than Hilda.
  1. What is Kylie's mass in terms of w?
  2. If w = 9, what is Kylie's mass?