Find the Inverse Function $f(x)=\log _{7}(10 x-3)$ A) $f^{-1}(x)=\frac{7^{x}-3}{10}$

Find the inverse function. $f(x) =\log _{7}(10 x-3)$

A) $f^{-1}(x) =\frac{7^{x}-3}{10}$
B) $f^{-1}(x) =\frac{7^{x}-10}{3}$
C) $f^{-1}(x) =10 \cdot 7^{x}-3$
D) $f^{-1}(x) =\frac{7^{x}+3}{10}$