Question

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

Answer 1

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`