To solve the equation $-8 = x + 11$, follow these steps:

Step 1: Subtract 11 from both sides to isolate $x$.

$-8 - 11 = x$

$x = -19$

So, the solution is $x = -19$.

Would you like further explanation or details?

Here are some related questions:

1. What happens if we subtract instead of adding on both sides of an equation?
2. How do you solve an equation when the variable appears on both sides?
3. How do you check if a solution to an equation is correct?
4. Can you always isolate the variable by using addition or subtraction?
5. What is the difference between an equation and an inequality?

Tip: Always double-check your solution by substituting it back into the original equation.