Solving Systems of Three Equations with Cramer's Rule

In this systems of equations activity, students use Cramer's Rule to solve a systems of equations activity. This two-page activity contains 14 problems. Answers are provided on the last page.

Show how matrices can be helpful for solving systems of equations. The video illustrates an example of solving a two-variable system utilizing Cramer's Rule. The instructor shows how to find the determinant of each matrix and then uses...

Use matrices to solve systems of equations. The interactive introduces Cramer's Rule, using determinants of matrices to solve systems of equations. Color coding helps pupils place entries correctly from the system.

Mathematicians are introduced to Cramer’s Rule and use it to solve three systems that have one solution, no solutions, and an infinite number of solutions.  Students use TI-Nspire to graph the systems to verify their answers and...

Information about the life of Gabriel Cramer (1704-1752 CE), 18th century mathematician credited with "Cramer's Rule," though "Cramer was certainly not the first to give this rule."

Solving 2 x 2 Systems of Equations with Cramer's Rule. Work the problems out then check your answer.

Practice solving 3 x 3 Systems of equations with Cramer's Rule.

Sixteen problems present a variety of practice using Cramer's Rule to solve equations and systems of equations and working with the determinant of a matrix. They are given with each step to the solution cleverly revealed one at a time....

[Free Registration/Login may be required to access all resource tools.] This lesson covers solving systems of equations using Cramer's Rule.

This CoolMath resource provides practice with solving 3 x 3 systems of equations by using Cramer's Rule.