The solution to the equation $x = 7 + 3$ is:

$x = 10$

Would you like more details on how to approach similar equations, or do you have any other questions?

Here are some related questions you might find interesting:

1. What are the properties of addition in mathematics?
2. How do you solve equations with variables on both sides?
3. What is the difference between solving equations and simplifying expressions?
4. How do you apply basic arithmetic to algebraic expressions?
5. Can you solve equations that involve fractions?

Tip: Always simplify the constants first before dealing with variables in equations.