Solve the Exponential Equation Below Algebraically $$\frac { 500 } { 1 + e ^ { - x } } = 150$$

Multiple Choice

Solve the exponential equation below algebraically. Round your result to three decimal places.
$$\frac { 500 } { 1 + e ^ { - x } } = 150$$

A) $0.794$
B) $- 1.483$
C) $- 3.655$
D) $- 3.796$
E) $- 0.847$