Download Chapter “13B” Systems of Linear Equations

Chapter “13B” Systems
of Linear Equations
Lesson 13B.1
Solving Systems by GRAPHING
Focus of lesson


Systems of linear equations
Solution of systems of equations
Systems of Linear Equations


A set of two or more linear equations in the same
variables
Example
y  2x  5
y  x2
Solution of a System of Linear
Equation


An ordered pair that is a solution in both
equations.
The solution is a point that the two lines
intersect at.
Types of Solutions (this will be
covered in 13B.4)
How to solve a system of
equations by GRAPHING



1) Graph the line of each equation.
2) Estimate the point of intersection.
3) Check the point by substituting x and y in
each equation.
Example 1
On Your Own
On Your Own
Example 2
On Your Own
Homework
13B.1 Worksheet