### Home > ACC7 > Chapter 2 Unit 1 > Lesson CC3: 2.1.5 > Problem 2-51

2-51.

Simplify the following expressions by combining like terms, if possible.

Rearrange and put like terms together.

**4 arrows, one each from the terms: x, x, 2 x, and negative x, to the combined result of 3 x.**Organize the terms from the greatest to the smallest power.

Follow the steps in part (a).

Are there any like terms to combine?