By using the base change formula, which states

The given equation is 
By substituting the values of log 5 and log 3.

= 1.46
First, add all the numbers together, the answer is -27.
Then, divide by the amount of numbers in the data set, in this case 9.
-27/9=-3
Answer:
D, E
Step-by-step explanation:
It’s not A because the equation can not be any pair of numbers.
It’s not B because that is stupid logic.
It’s not C because (3,4) and (10,8) don’t work
It’s not F because there is 1 solution