### Home > CC4 > Chapter A > Lesson A.1.3 > Problem A-31

A-31.

Simplify the following expressions by combining like terms, if possible. Algebra tiles may be helpful. Homework Help ✎

*x*+*x*− 3 + 4*x*^{2}+ 2*x*−*x*8

*x*^{2}+ 3*x*− 13*x*^{2}+ 10*x*^{2}− 25*x*−*x*4

*x*+ 3*y*20 + 3

*xy*− 3 + 4*y*^{2}+ 10 − 2*y*^{2}

Rearrange and put like terms together.

Organize the terms from the greatest to the smallest power.

4*x*² + 3*x* − 3

Follow the steps in part (a).

5*x*² − 23*x*

Are there any like terms to combine?

Follow the steps in part (a).