To solve the equation $x + 8 = 5$, you need to isolate $x$.

1. Subtract 8 from both sides of the equation:

$x + 8 - 8 = 5 - 8$

2. Simplify:

$x = -3$

So, the solution is $x = -3$.

Would you like more details, or do you have any questions?

Here are 5 related questions:

1. What happens when you solve the equation $x - 8 = 5$?
2. How would you solve $x + 10 = 2$?
3. Can you solve $2x + 8 = 5$?
4. What is the value of $x$ if $x + 8 = -5$?
5. How do you solve $x + 8 = 5x + 8$?

Tip: When solving linear equations, always aim to isolate the variable on one side of the equation.