Names | Number of glass bottles |
Benjamin | 4 |
Oliver | x |
Liam | 8 + 2 x |
The table shows the number of glass bottles collected by 3 students.
- Find the total number of glass bottles Benjamin, Oliver and Liam collected. Express the answer in terms of x in the simplest form.
- If x = 5, find the average number of glass bottles the 3 students collected.