Find the value of x...
27/81^(x-1)=243
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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
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