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Algebra II

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(z^2+6z)+14(z^2+6z)+45=0

  • Algebra II -

    1. Multiply out
    z^2 + 6z + 14z^2 + 84z + 45 = 0

    2. Combine like terms
    15z^2 + 90z + 45 = 0

    3. Use quadratic equation to get both answers for z.

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