Solve the Equation and Express the Solution in Exact Form $$\ln \mathrm { e } ^ { \mathrm { x } } - \ln \mathrm { e } ^ { 5 } = \ln \mathrm { e } ^ { 8 }$$

Multiple Choice

Solve the equation and express the solution in exact form.
- $$\ln \mathrm { e } ^ { \mathrm { x } } - \ln \mathrm { e } ^ { 5 } = \ln \mathrm { e } ^ { 8 }$$

A) {-3}
B) {3}
C) {13}
D) {40}