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11 August, 19:46

For what values of x is the x^2+2x=24 true?

A: - 6 and - 4

B: - 4 and 6

C:4 and - 6

D:6 and 4

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Answers (1)
  1. 11 August, 20:54
    0
    Hello!

    x² + 2x = 24

    x² + 2x - 24 = 0

    (x + 6) (x - 4) = 0

    x + 6 = 0 or x - 4 = 0

    x = - 6 or 4

    Answer: C
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