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14 February, 01:00

Check all that apply.

x2 + 4x - 9 = 5x + 3

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Answers (1)
  1. 14 February, 01:14
    0
    The solution set is (-3, 4).

    Step-by-step explanation:

    x2 + 4x - 9 = 5x + 3

    x^2 + 4x - 5x - 9 - 3 = 0

    x^2 - x - 12 = 0

    (x - 4) (x + 3) = 0

    x = - 3, 4.
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