# How do you simplify #a^3 - 2a^b + 3a^3 + 4a^2b - 8a^3#?

##### 1 Answer

Feb 5, 2017

#### Explanation:

First identify the like terms in the expression.

Add the like terms, keeping the variables the same:

Then arrange the terms in descending order of the powers of one the variables. (in case, powers of