Question
Archie is 11 kg heavier than Riordan and 7 kg heavier than Luis. The average mass of the 3 men is 45 kg. Find the average mass of Riordan and Luis.
2 m

Click button first when a symbol is required. X

Archie is 11 kg heavier than Riordan and 7 kg heavier than Luis. The average mass of the 3 men is 45 kg. Find the average mass of Riordan and Luis.