387,514 views
10 votes
10 votes
If 3^2x+1 = 3^x+5 what is the value of X

If 3^2x+1 = 3^x+5 what is the value of X-example-1
User Chethan Shetty
by
2.7k points

1 Answer

24 votes
24 votes

Answer:

4

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

User Paul Wheeler
by
3.3k points