#### Answer

Option $B$

#### Work Step by Step

The given expression is a rational equation.
RECALL:
A rational equation can be solved by multiplying both sides of the equation by the LCD of the rational expressions.
The LCD of the rational expression in the given rational equation is $x(x+5)$. Thus, the first step in solving the equation is to multiply $x(x+5)$ to both sides of the equation.
Therefore, the answer is Option $B$.