# algebra

5x^2-8x^3+3x-2 and 4x^3+5x^2+9-x

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1. remember you can only add "like" terms.

5x^2-8x^3+3x-2 and 4x^3+5x^2+9-x
=- 4x^3 + 10x^2 + 2x + 7

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posted by Reiny

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