Question

If 3^2x+1= 3x+5, what is the value of x?
2
3
4
6

Answer 1

x = 4

Explanation:

Set the exponents equal to each other

`3^(2x+1)=3^(x+5)`

2x + 1 = x + 5

Subtract x from both sides

x + 1 = 5

Subtract one from both sides

x = 4

So, the value of x is equal to 4.