# How do you combine like terms for #3x^2 + 21x + 5x + 10x^2#?

##### 2 Answers

May 15, 2018

See a solution process below:

#### Explanation:

First, group like terms;

Now, combine the coefficients of the like terms:

May 15, 2018

Looks like you've already splitted the middle term

#### Explanation:

But splitting isn't what we need here.... add them up

Notice that both have

Factorize