SOLUTION: (9x^4+2x^3-x+5)+(9x^3-3x^2+8x+3)-(7x^4-x+12)

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Question 886546: (9x^4+2x^3-x+5)+(9x^3-3x^2+8x+3)-(7x^4-x+12)
Answer by CubeyThePenguin(3113) About Me  (Show Source):
You can put this solution on YOUR website!
Combine like terms (put x^4 terms with x^4 terms, x^3 terms with x^3 terms, and so on)

(9x^4+2x^3-x+5)+(9x^3-3x^2+8x+3)-(7x^4-x+12)
= 2x%5E4+%2B+11x%5E3+-+3x%5E2+%2B+8x+-+4