Check the solution as indicated. Is -5 a solution to $4-x=9$ ? Select the correct choice below and fill in the answer box(es) to complete your choice. (Simplify your answers.) A. No, it is not a solution because $4-x=$ and $9=$ B. Yes, it is a solution because both sides of the equation equal

Step 1 ：Substitute -5 for x in the equation $4-x=9$

Step 2 ：Calculate the left side of the equation, which is $4-(-5)$, equals to 9

Step 3 ：Calculate the right side of the equation, which is 9

Step 4 ：Since both sides of the equation are equal, -5 is a solution to the equation

Step 5 ：Final Answer: B. Yes, it is a solution because both sides of the equation equal \(\boxed{9}\)