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Posted by **ROCKY** on Tuesday, August 2, 2011 at 7:55pm.

(5x^6+9x^4-2x^3-3)-(8x^6-8x^5+x^4-4)

- intermediate algebra -
**Damon**, Tuesday, August 2, 2011 at 8:07pm(5-8) x^6

+8 x^5

+(9-1) x^4

-2 x^3

-3+4

= -3 x^6 + 8 x^5 + 8 x^4 - 2 x^3 + 1