Question

$log_{15}(5x - 25) = 2$
​

Answer 1

Ответ:

$log_{15}(5x - 25) = 2$

$5x - 25 > 0 \\ x > 5$

$5x - 25 = {15}^{2} \\ 5x - 25 = 225 \\ 5x = 250 \\ x = 50$

Ответ 50