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Add & Subtract Polynomials

In this video, learn how to add & subtract polynomials by combining like terms.

In this video, we are going to look at adding and subtracting polynomials.
For example:
To simplify the expression:
combine the like terms to get the final answer of
To simplify the expression:
we can either keep-change-change, or distribute the negative to get
Then, combine like terms to get the final answer of
Sometimes, every term may not line up, such as in the expression
Solve as you would normally by either keep-change-change or distributing the negative, and then combining like terms to get a final answer of

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