The expression $6 + (-2)$ simplifies to:

$6 - 2 = 4$

So, the result is $4$.

Would you like a detailed explanation or have any further questions? Here are some related questions:

1. What happens when you add a negative number to a positive number?
2. How do you handle subtraction when negative numbers are involved?
3. What is the result of $-6 + 2$?
4. How do you simplify $7 + (-3)$?
5. What is the difference between $+2$ and $-2$?

Tip: Remember that adding a negative number is the same as subtracting that number.