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9 June, 19:30

Find the solution set 7x^2-9x-10=0

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Answers (2)
  1. 9 June, 19:38
    0
    x = - 5/7, 2

    Step-by-step explanation:

    Step 1: Factor

    (5x + 7) (x - 2) = 0

    Step 2: Find x roots

    5x + 7 = 0

    x = - 5/7

    x - 2 = 0

    x = 2
  2. 9 June, 19:41
    0
    x = - 5/7 or x = 2

    Step-by-step explanation:

    7x² - 9x - 10 = 0

    Factor the left side of the equation.

    (7x + 5) (x - 2) = 0

    Set the factors equal to 0.

    7x + 5 = 0

    7x = - 5

    x = - 5/7

    x - 2 = 0

    x = 2
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