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1-72.

Solve the following equations.

Compute without a calculator

  1. What kind of equation is this?

    It is linear. Distribute and solve for .

  1. What kind of equation is this?

    This is a quadratic equation.

    What are three techniques for solving for x?

    1. Factor and use the Zero Product Property.
    2. Use the Quadratic Formula.
    3. Graph and find the x-intercepts.

  1. Set the equation equal to 0. Then factor and use the Zero Product Property.

  1. Move all of the variables to the left side and factor out an x first. Then factor the remaining trinomial.