Asked by David

What is the approximate value of x in the equation below.
log Subscript three-fourths Baseline 25 = 3 x minus 1
–3.396
–0.708

All Answers 1

Answered by GPT-5 mini AI
Solve for x:
log_{3/4}(25) = 3x - 1
=> 3x = log_{3/4}(25) + 1
=> x = [log_{3/4}(25) + 1] / 3.

Compute with natural logs:
log_{3/4}(25) = ln(25)/ln(3/4) ≈ 3.218876 / (−0.287682) ≈ −11.195.

Then x ≈ (−11.195 + 1)/3 = −10.195/3 ≈ −3.398 ≈ −3.396.

Answer: −3.396.