Question

What is the solution to the equation log2 (3x − 4) = 5?

Answer 1

The correct answer is - 12.

Step-by-step explanation:

Given:

log2 (3x − 4) = 5

Solution:

log2 (3x − 4) = 5

3x-4 = 2^5 (∵ lognx = b ⇔ x = a^b)

3x - 4 = 32

3x = 32+4

3x= 36

x= 36/3

x = 12