Question

Find the value of x...

27/81^(x-1)=243​

Answer 1

Answer:

x= 1/2

Step-by-step explanation:

= 27/(81)^x-1=243

3^3/3^4x-4 = 3^5

= 3^3 *=3^-4x+4= 3^5

= 3^-4x+7= 3^5

(when bases are same exponents are equal)

-4x+7=5

= 4x= 2

= x = 1/2

this is your answer hope this helps you