Question
The total mass of Jade, Erika and Risa is 29p kg. Jade has a mass of 7p kg. Erika is 5 kg heavier than Jade.
  1. What is Risa's mass in terms of p?
  2. If p = 10, what is Risa's mass? 
3 m
(a)

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(b)

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The total mass of Jade, Erika and Risa is 29p kg. Jade has a mass of 7p kg. Erika is 5 kg heavier than Jade.
  1. What is Risa's mass in terms of p?
  2. If p = 10, what is Risa's mass?