More Lessons for Grade 9 Math

Math Worksheets

Videos, worksheets, solutions, and activities to help Algebra students learn how to solve systems of equations using the inverse of matrices.

This video explains how to solve a system of two linear equations with two unknowns using a matrix equation.

Using Matrices to Solve Systems of Equations on the Graphing Calculator

This video shows how to use matrices to solve systems of linear equations on the TI83 and TI84 series of graphing calculators.

Rotate to landscape screen format on a mobile phone or small tablet to use the **Mathway** widget, a free math problem solver that **answers your questions with step-by-step explanations**.

You can use the free Mathway calculator and problem solver below to practice Algebra or other math topics. Try the given examples, or type in your own problem and check your answer with the step-by-step explanations.