Question

(6/5)to the power x (5/6) to the power 2x = 125/216

Answer 1

so what to find? R u questioning?

Answer 2

(6/5)ˣ * (5/6)²ˣ = (5/6)³
(5/6)²ˣ = 125/216
125 /216 can be expressed as  (5/6)³
⇒ 2x = 3
(6/5)ˣ can be written as (5/6)⁻ˣ
since the powers are same we can compare them,
-x+2x = 3
⇒ x = 3




Hope it helps... :)