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Answered

subtract (-8+2x^3) from (3x^3-4-3x)

Answer :

[tex] \to \sf(3x^3-4-3x) - (-8+2x^3)[/tex]

[tex] \to \sf(3x^3-4-3x) + 8 - 2x^3[/tex]

[tex] \to \sf3x^3-4-3x + 8 - 2x^3[/tex]

[tex] \to \sf3x^3 - 2x^3-3x +4[/tex]

[tex] \to \sf x^3-3x +4[/tex]
3x^3-4-3x-(-8+2x^3)
-> 3x^3-4-3x+8-2x^3
-> x^3-3x+4

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