Question

3^x-3 - 3^2 = 2.3^2 

Answer 1

\(3^{x-3}-3^2=2.3^2\\ \Rightarrow3^{x-3}-9=18\\ \Rightarrow3^{x-3}=27\\ \Rightarrow3^{x-3}=3^3\\ \Rightarrow x-3=3\\ \Rightarrow x=6\)

Answer 2

3x−3−32=2.32⇒3x−3−9=18⇒3x−3=27⇒3x−3=33⇒x−3=3⇒x=6