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12 May, 16:29

X^2+7x-8=0

what are the solutions

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Answers (1)
  1. 12 May, 16:48
    0
    x = - 8 x=1

    Step-by-step explanation:

    x^2+7x-8=0

    Factor

    What 2 numbers multiply to - 8 and add to 7

    8*-1 = - 8

    8+-1 = 7

    (x+8) (x-1) = 0

    Using the zero product property

    x+8 = 0 x-1=0

    x = - 8 x=1
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