Answer:
The answer is 30
Step-by-step explanation:
The definition of an average is the sum of elements/number of elements.
Since we know the number of elements and their average, we can solve for the sum by multiplying 5*6.
This results in 30.
2a+3+a-2+3a
6a+1
2 × 5 = 10
61300000000000000
