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2:30
YouTube
Khan Academy
Example 5: Adding polynomials with two variables | Algebra I | Khan Academy
Simplify (4x^2y - 3x^2 - 2y) + (8xy - 3x^2 + 2x^2y + 4) Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/algebra/introduction-to-polynomials-and-factorization/adding-and-subtracting-polynomials/e/adding-and-subtracting-polynomials-2?utm_source=YT&utm_medium=Desc&utm_campaign=AlgebraI Watch the next ...
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