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6 August, 11:11

Solve the equation, x^2 + 3x - 54 = 0.

A. x = 6 or x = - 9

B. x = - 1/3 or x = - 2

C. x = - 1/3 or x = 50

D. x = - 1 or x = - 9

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Answers (1)
  1. 6 August, 11:34
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    X^2 + 3x - 54 = 0

    (x + 9) (x - 6) = 0

    x + 9 = 0

    x = - 9

    x - 6 = 0

    x = 6

    answer is A. x = 6 or x = - 9
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