To solve the expression \( x + 2x - 5x + 8 \), we need to combine like terms. 

1. Combine the \( x \)-terms: 
\[
x + 2x - 5x = (1 + 2 - 5)x = -2x
\]

2. Now, substitute back into the expression:
\[
-2x + 8
\]

Thus, the simplified expression is:
\[
-2x + 8
\]

Would you like me to provide further details or examples of how to solve similar expressions?

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Here are 5 related questions:

1. What happens when you solve \( 3x + 4x - 7x + 5 \)?
2. How would you solve \( 5x + 3 - 2x + 1 \)?
3. What is the solution for \( 4x + 6x - 3x - 9 \)?
4. How do you approach solving \( 2x - x + 5x + 10 \)?
5. Can you simplify \( 7x - 4x + 2 - 8x \)?

**Tip:** Always group and combine like terms to simplify algebraic expressions easily!

Learn how to simplify the linear expression x + 2x - 5x + 8 by combining like terms. This algebra problem helps students practice core concepts in simplifying expressions. Suitable for students in Grades 6-8.

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