Posted by **annonomus** on Monday, October 25, 2010 at 1:54am.

(2x4 + 3x3 - 4) + (3x4 - 2x3 - 8)

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**jai**, Monday, October 25, 2010 at 2:00am
combine similar terms

(2x4 + 3x3 - 4) + (3x4 - 2x3 - 8)

2x^4 + 3x^4 + 3x^3 - 2x^3 - 4 - 8

*for terms with variables, add their numerical coefficients (or the numbers before them), thus:

5x^4 + x^3 - 12

so there,, :)

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