The Elimination Method
In this elimination method activity, students solve and complete 24 different types of problems. First, they solve each system of equations by elimination and check their solutions. Then, students solve each system of equations using any method.
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Solution Sets to Simultaneous Equations (part 2)
Do you want your budding mathematicians to be able to explain 'why' and not just 'do'? This lesson encourages an understanding of the process of elimination. Pupils are expected to understand how and why the elimination method is a valid...
9th - 10th Math CCSS: Designed
Another Computational Model of Solving a Linear System
The process of elimination really works! Use elimination when substitution isn't doing the job. The 29th segment in a series of 33 introduces the elimination method to solving linear systems. Pupils work several exercises to grasp the...
8th Math CCSS: Designed
Simultaneous Linear Equations
Solve simultaneous linear equations, otherwise known as systems of linear equations. Pupils practice solving systems of linear equations by graphing, substitution, and elimination. The workbook provides a class activity and homework for...
7th - 10th Math CCSS: Designed
Using Elimination To Find the Point of Intersection of Two Lines
Two example problems are solved on the first page using the elimination method with a pair of linear equations. Detailed explanations accompany the math. The second page provides 20 practice problems and their answers. This would be a...
7th - 9th Math CCSS: Adaptable
What Are the Ways You Can Solve a System of Linear Equations?
Confronted with a system of equations? This tutorial briefly describes the three ways systems of equations can be solved. Substitution, graphing, and the elimination method are all covered. The only thing this video is missing is example...
2 mins 8th - 11th Math
How Do You Solve a System of Equations Using the Elimination by Subtraction Method?
Check out this video and see how the instructor explains how to solve a system of equations by using the elimination method. There are several steps in solving this equation: multiplying the equation by negative one, subtracting a...
5 mins 8th - 11th Math
How Do You Solve a System of Equations Using the Elimination by Multiplication Method?
The elimination method is so called because the objective is to eliminate one of the variables to solve for the remaining variable. There is an extra step in this system of equations as the original equations are not similar enough. So...
5 mins 8th - 11th Math
What's Another Way of Solving a System of Equations Using the Elimination by Multiplication Method?
Another look at solving systems of equations by using the elimination method. In this process, the instructor first uses the distributive property to multiply one of the equations to set it up for the elimination step. Yes, there are...
5 seconds 8th - 9th Math