The answer to the equation is -7.
What is a quadratic equation?
A quadratic equation is an algebraic equation of the second degree in x. The quadratic equation in its standard form is ax² + bx + c = 0, where a and b are the coefficients, x is the variable, and c is the constant term.
How do you use the quadratic formula step by step?
- Write the quadratic equation in standard form, ax² + bx + c = 0. Identify the values of a, b, c.
- Write the Quadratic Formula. Then substitute in the values of a, b, c.
- Simplify.
- Check the solutions.
Learn more about quadratic equations here: https://brainly.com/question/8649555
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