Let's simplify the expression:

$2 + 3x - 5x$

Combine like terms (the terms with $x$):

$3x - 5x = -2x$

So the expression becomes:

$2 - 2x$

This is the simplified form.

Would you like more details on how to handle similar expressions, or do you have any other questions about this?

Here are 5 related questions you might find interesting:

1. How do you simplify expressions involving both constants and variables?
2. What is the difference between adding and subtracting terms with variables?
3. How do you factor expressions like $2 - 2x$?
4. Can this type of expression be solved for $x$? If so, how?
5. How do you solve linear equations involving multiple variables?

Tip: Always combine like terms first when simplifying algebraic expressions!