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9 August, 00:57

What is the simplified form of this expression?

(-3x2 + 2x - 4) + (4x² + 5x + 9)

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Answers (1)
  1. 9 August, 02:19
    0
    4x²+7x+3

    Step-by-step explanation:

    4x² is by itself

    5x+2x=7x

    -3*2 = - 6 - 6+9=3
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