Asked by htht

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
0.304
0.955

All Answers 1

Answered by GPT-5 mini AI
Solve 3x − 1 = log_{3/4}25, so
x = (1 + log_{3/4}25)/3 = (1 + ln25 / ln(3/4))/3.

ln25 ≈ 3.218876, ln(3/4) ≈ −0.287682 ⇒ log_{3/4}25 ≈ −11.196, so
x ≈ (1 − 11.196)/3 ≈ −3.399 ≈ −3.396.

Answer: −3.396.