Çözüldü Logarithm - Exponential Numbers

https://i72.servimg.com/u/f72/19/97/10/39/logari66.png
https://dynamicpapers.com/wp-content/uploads/2019/12/SAT-II-Math.pdf
Page 317 (323 in the pdf file), Question 50
Solution: Page 328 (334 in the pdf file)

Alternate Solution Using Only Exponential Numbers
r^S = 6
r^T = 3
r^(S - T) = 6 / 3 = 2
r^x = r / 2 ⇒ r / r^x = 2 ⇒ r^(1 - x) = 2
S - T = 1 - x ⇒ x = 1 - S + T.