### Home > CAAC > Chapter 2 > Lesson 2.1.2 > Problem 2-17

2-17.

Combine like terms.

3*y* + 2*y* + *y* + *y*^{2} + 5

6*y* + *y*^{2} + 5

Arrange from the highest to the lowest power.

*y*^{2} + 6*y* + 5

Is there any way to combine terms?

Remember, you can only add terms if they have the exact same variable.

Follow steps taken in part (a).

Follow the steps taken in part (a).

4*m*^{2} + 5*m* + 2*mn*