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3 May, 15:31

Solve - 2x2 + 3x - 9 = 0.

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Answers (2)
  1. 3 May, 18:03
    0
    Always do the multiplication first

    Followed by division, plus then minus.
  2. 3 May, 18:51
    0
    X = 3

    x = 3/2

    Start by separating your equation a little more.

    (-2x+3) (x-3) = 0

    Set each of those binomials equal to zero.

    -2x+3 = 0

    x-3 = 0

    And solve

    -2x = - 3

    -3/-2 = 3/2

    x = 3
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