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Intermediate Algebra

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Add. (9x^2+5x-4)+(-8x^2+9x-9)

  • Intermediate Algebra - ,

    9 x ^ 2 + 5 x - 4 + ( - 8 x ^ 2 + 9 x - 9 ) =

    9 x ^ 2 + 5 x - 4 - 8 x ^ 2 + 9 x - 9 =

    9 x ^ 2 - 8 x ^ 2 + 5 x + 9 x - 4 - 9 =

    x ^ 2 + 14 x - 13

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