Solve Linear Systems by Graphing

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Presentation transcript:

Solve Linear Systems by Graphing Lesson 3.1 Solve Linear Systems by Graphing

Objectives Solve systems of linear equations

Standard 2.0 – Students solve systems of linear equations and inequalities (in two or three variables) by substitution, with graphs, or with matrices.

Academic Language System of linear equations Solution of a system Consistent Inconsistent Independent Dependent

System of two linear equations In two variables x and y, also called linear systems, consists of two equations that can be written in the form Ax + By = C Equation 1 Dx + Ey = F Equation 2

Graph and Find Solution 4x + y = 8 2x - 3y = 18

What is the solution of a system of linear equations? The intersection of the lines

Classifying Systems

Classify the systems without graphing b)

The Real World

Writing Explain how to graph an absolute value inequality function from memory using the most detail and academic language possible.

Homework p.156 #3-27 by 3’s