Answer:
Step-by-step explanation:
1/25 * 5^x = 1 multiply both sides by 25
5^x = 25 now you can see that x = 2
5^(x-2) = 1 LOG both sides to get
(x-2) LOG 5 = LOG 1
x-2 = LOG 1 /LOG 5
X-2 = 0
X = 2
