Lesson: Introduction to the System of Linear Equations Mathematics • 10th Grade

In this lesson, we will learn how to express a system of linear equations as a matrix equation.

Lesson Plan

Students will be able to

express a system of linear equations as a matrix equation,
understand and use the coefficient matrix, the variable matrix, and the constant matrix,
understand the relation between the order of a matrix and the corresponding system of linear equations,
write an equivalent set of simultaneous equations to a matrix equation.

Q1:

Express the simultaneous equations as a matrix equation.

Q2:

Express the following set of simultaneous equations as a matrix equation:

Q3:

True or False: The number of columns of a coefficient matrix in a matrix equation represents the number of variables.