Question

x+2=3/2^-x

Answer 1

is it ?
\[x+2=\frac{ 3 }{ 2^{-x} }\]

Answer 2

\[x+2=\frac{ 3 }{ 2^{-x} } \\x+2= 3 \times 2^{+x}\]

Answer 3

there is no root