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3 January, 00:12

Use the zero product property to find the solutions to the equation x2 + x - 30 = 12

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  1. 3 January, 00:28
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    x = - 7, x = 6

    Step-by-step explanation:

    x² + x - 30 = 12

    x² + x - 42 = 0

    - 42 = 7 * (-6)

    7 + (-6) = 1

    (x+7) (x-6) = 0

    x+7 = 0, x = - 7

    x - 6 = 0, x = 6
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