Perform the Indicated Operation $$3 x ^ { - 1 } + ( 5 x ) ^ { - 1 }$$

Multiple Choice

Perform the indicated operation. Simplify if possible.
- $$3 x ^ { - 1 } + ( 5 x ) ^ { - 1 }$$

A) $\frac { 14 } { 5 x }$
B) $\frac { 16 } { 5 x }$
C) $\frac { 4 } { x }$
D) $\frac { 8 } { \mathrm { x } }$