In this lesson, we'll determine whether an ordered pair is a solution to a system of equations; solve a system of equations by graphing, substitution, and elimination; and choose the most convenient method to solve a system of equations.

In this lesson, we'll use systems of equations to solve direct translation applications, solve geometry applications, and solve uniform motion applications.

In this lesson, we'll use systems of equations to solve mixture problems, interest applications, and applications of cost and revenue functions.

In this lesson, we'll determine whether an ordered triple is a solution of a system of three equations with three variables, we'll solve a system of equations with three variables, and we'll solve applications using systems of equations with three variables.

In this lesson, we'll write the augmented matrix for a system of equations, use row operations on a matrix, and solve systems of equations using matrices.

In this lesson, we'll evaluate the determinant of a 2×2 matrix, evaluate the determinant of a 3×3 matrix, use Cramer’s Rule to solve systems of equations, and solve applications using determinants.

In this lesson, we'll determine whether an ordered pair is a solution to a system of linear inequalities, we'll solve a system of linear inequalities by graphing, and we'll solve applications of systems of inequalities.

A cheat sheet of all of the important topics from this unit.