Question
The total mass of Hazel, Roshel and Erika is 27j kg. Hazel has a mass of 4j kg. Roshel is 2 kg heavier than Hazel.
  1. What is Erika's mass in terms of j?
  2. If j = 12, what is Erika's mass? 
3 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

The total mass of Hazel, Roshel and Erika is 27j kg. Hazel has a mass of 4j kg. Roshel is 2 kg heavier than Hazel.
  1. What is Erika's mass in terms of j?
  2. If j = 12, what is Erika's mass?