The result of $5 + 7$ is $12$.

Would you like to explore more math problems or need any further explanation? Here are some related questions you might find interesting:

1. What is $12 + 8$?
2. How do you perform addition with negative numbers?
3. What is the concept of commutative property in addition?
4. Can addition be used to solve algebraic equations?
5. How do you add fractions with different denominators?

Tip: When adding large numbers, break them down into smaller, more manageable parts to make calculations easier.