Factor out x in the first and 9 in the second group. All equations of the. Mar 5, 2016 · how do you factor the expression x2 − 7x − 18?

Understanding the Context

Look for two numbers (a and b) whose product is −18 and whose sum is −7. To find those numbers write down the factors of. Solve x2 − 7x − 18 = 0 using factoring. The best method to solve the equation is by using factoring.

Key Insights

First we need to factor trinomial x2 − 7x −18 and than we use factored form to solve. Write the factored form using these integers. Free math problem solver answers your algebra, geometry, trigonometry, calculus,. The solve for x calculator allows you to enter your problem and solve the equation to see the result. Solve in one variable or many.

Final Thoughts

This kind of equation is simply quadratic equation.