Answer:
2.75
Step-by-step explanation:
to get the mean all you have to is add all the numbers up then divide by how numbers there are. so 3e is what u get when u add them up then divide by 12 and u get 2.75
Chose forth and fifth answer
8+x=2x-3
x=11
1 just 1 i need 20 characters but ok
