Answer:
4
Step-by-step explanation:
Since the base is the same, 3, you can just get rid of it using the principles of log. What you're left with is:
2x + 1 = x + 5
Now just solve for x:
2x - x = 5 - 1
x = 4
Answer:
23
Step-by-step explanation:
the answer is 40
in
X 1 (+1) 2 (+1) 3 (+1) 4 (+1) 5
Y 4 (+9) 13 (+9) 22 (+9) 31 (+9) 40
C is the correct answer I worked it out
There are 2 formula to find the circumference of a circle.



is approximately 3.14
r is radius
D is diameter
and just a side note,

Hope that formula helps you :)