Answer:
60
Step-by-step explanation:
dont listen to me this is a wrong answer
Answer: The 1st one is adjacent
Step-by-step explanation:
Add them then take away 20
Answer:
A. 
Step-by-step explanation:
To express
as a single logarithm you must apply the log rule:

So,
Multiply the numbers: 

4.1 is the answer. that is the answer