The expression $2(2)$ simplifies as follows:

$2 \times 2 = 4$

So, $2(2) = 4$.

Would you like more details or have any questions?

Here are some related questions:

1. How do we simplify expressions with multiple operations?
2. What is the difference between multiplication and addition in expressions?
3. How do parentheses affect the order of operations?
4. How can we use distributive property in expressions like $2(x + y)$?
5. How do variables work in expressions similar to $2(x)$?

Tip: Always follow the order of operations, PEMDAS (Parentheses, Exponents, Multiplication/Division, Addition/Subtraction), when simplifying expressions.