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30 July, 21:51

Simplify:

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

A. 9x^2 - 12x + 8

B. 9x^2 - 6x - 2

C. x^2 - 6x - 2

D. 9x^2 - 12x - 2

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Answers (1)
  1. 31 July, 00:05
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    Answer choice A

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

    Distribute the negative, (4x^2-3x+5)

    Group Like terms 5x^2+4x^2=9x^2, - 9x-3x=-12x, 3+5=8

    9x^2-12x+8
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