Warm-Up 2-1.

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Presentation transcript:

Warm-Up 2-1

2-1 Solving systems of equations Solve systems of equations both graphically & algebraically

Solving Systems of Equations with 2 Variables Lesson 2-1 Solving Systems of Equations with 2 Variables What is the relationship between the solution(s) to a system of linear equations and the graphs of the lines themselves? Vocabulary Consistent Independent Dependent Inconsistent Elimination Method Substitution Method

Solving systems of equations. How would you solve the following system? 3x – 2y = -6 x + y = -2 Algebraic Methods Substitution Elimination Graphical Method

Consistent systems – have at least 1 solution Independent – one solution Dependent – infinite solutions Inconsistent systems – have no solution

Practice/homework Pg 70-72: #7-13 odds # 21-31 odds # 39-45 all