Question
The average mass of Liam and Archie is 21e kg. If Archie is 2e kg lighter than Liam, find Liam's mass in kg.
2 m

Click button first when a symbol is required. X

The average mass of Liam and Archie is 21e kg. If Archie is 2e kg lighter than Liam, find Liam's mass in kg.