Formulate systems of equations, including systems consisting of three linear equations in three variables and systems consisting of two equations, the first linear and the second quadratic

How Do You Solve a System of Equations Using Substitution if One Equation is a Quadratic?

Substitution is a great way to solve a system of equations! In this tutorial, you'll see how the substitution method is used to solve a system of equations involving both a linear and a quadratic equation!
How Do You Solve a System of Equations by Graphing?

There are many different ways to solve a system of linear equations. In this tutorial, you'll see how to solve a system of linear equations by graphing both lines and finding their intersection. Take a look!
How Do You Solve a System of Equations in Three Variables Using Elimination?

The elimination method can be extended from solving a system of equations with two variables to solving a system with three variables. Watch the tutorial to find out how!