To simplify the expression \(-2.4x + 3.8x - x\), you combine like terms:

\[
-2.4x + 3.8x - x = (3.8x - 2.4x) - x = 1.4x - x = 0.4x
\]

So, the simplified expression is:

\[
0.4x
\]

Would you like more details or have any questions? Here are 5 related questions:

1. How do you combine like terms in an algebraic expression?
2. What happens if the coefficients of \(x\) have different signs?
3. How would you simplify the expression if there was a constant term?
4. Can you explain the process of factoring out common factors?
5. How do you solve for \(x\) if the equation is set equal to a number?

**Tip:** When combining like terms, pay close attention to the signs of the coefficients to avoid mistakes.

This page explains how to simplify the linear expression -2.4x + 3.8x - x by combining like terms. The solution walks through the steps, making it easy for students in Grades 6-8 to follow. Perfect for reinforcing algebraic concepts such as combining like terms.

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