Subject :IMO Class : Class 8
If 
× 3x – 3x – 1 = 81, then the value of x is ____.
A 2
B 1
C 3
D 0
None of the answers are matching
Ans 1: (Master Answer)
Class : Class 1
The correct answer is C.
Ans 2:
Class : Class 8
it doesnt show that the -1 is part o exponent