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(3x^3-2x^2+4x-8)-(5x^3+12x^2-3x-4)

(3x^3-2x^2+4x-8)-(5x^3+12x^2-3x-4)
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5 votes
(3x^3-2x^2+4x-8)-(5x^3+12x^2-3x-4)

User Gabriel Robert
by
8.2k points

1 Answer

3 votes

Answer:
-2x^3-14x^2+7x-4

Explanation:


(3x^3-2x^2+4x-8)-(5x^3+12x^2-3x-4)

Distribute the negative sign.


(3x^3-2x^2+4x-8)-5x^3-12x^2+3x+4

Remove the other parentheses.


3x^3-2x^2+4x-8-5x^3-12x^2+3x+4

Combine like terms.


-2x^3-14x^2+7x-4

User Fredpi
by
8.0k points
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