Question

2^3x=1/2
x=?

Answer 1

is x=-1/3?

Answer 2

\[\large 2^{3x} = \frac 12\]
\[\large 2^{3x} = 2^{-1}\]
\[3x = -1\]
\[x = -\frac 13\]
you're right

Answer 3

Oh wait. my bad. Sorry.