Solving Systems using Matrices - Concept

Concept Concept (1)

A system of equations is two or more equations that contain the same variables. Solving systems using matrices is one method to find the point that is a solution to both (or all) original equations. Besides solving equations using matrices, other methods of finding the solution to systems of equations include graphing, substitution and elimination.

Sample Sample Problems (2)

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Solving Systems using Matrices - Problem 1

Use matrices to solve the system:

-2x + 15y = -32
7x − 5y = 17
Problem 1
How to use matrices to solve a system of equations with whole number solutions.
Solving Systems using Matrices - Problem 2

Use matrices to solve:

x + y + z = 41
x − y + z = 15
3x − z = 4
Problem 2
How to use matrices to solve a system of equations that has three equations and three variables.