Question

Решите)
7^3х-2 * 7^х-1 = 7

Answer 1

$7^{3x-2}*7^{x-1}=7\\7^{3x-2+x-1}=7^{1}\\7^{4x-3}=7^{1}\\4x-3=1\\4x=4\\x=1$

Answer 2

https://znanija.com/task/30717295?