'Inconsistent system' diaporamas de présentation

SECTION 6.1

SECTION 6.1. SYSTEMS OF LINEAR EQUATIONS: SUBSTITUTION AND ELIMINATION. MOVIE THEATER TICKET SALES. SEE EXAMPLE 1 SEE EXAMPLE 2. EQUIVALENT SYSTEMS OF EQUATIONS. Linear System More than one linear equation considered at a time.

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Bellwork

Bellwork. Solve the system 2x+3y=-9 x-2y=6 You buy 8 pencils for $8 at the bookstore. Standard pencils cost $.85 and specialty pencils cost $1.25. How many specialty pencils did you buy?. Example. Solve the system 2x+3y=-9 x-2y=6. Example.

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Examples

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Section 3.4 Systems of Equations in 3 Variables

Section 3.4 Systems of Equations in 3 Variables. Visualize a System of 2 Equations of 2 variables : Ax + By = C Each equation defines a straight line on the flat plane of an x-y coordinate graph Usually these lines cross at a single ( x,y ) point which we call the solution

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Chapter 3 Section 1

Chapter 3 Section 1. Systems of Linear Equations in Two Variables All graphs need to be done on graph paper. Four, five squares to the inch is the best. One unit = one square. Solutions. One ordered pair The two lines intersect at one point. Consistent system No solution

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7.2 Solving Systems of Equations Algebraically

7.2 Solving Systems of Equations Algebraically. 1. Solve by Substitution. 2. Examples. 3. Practice Problems. Definitions. System of Equations 2 or more equations on the same coordinate system Consistent System Graph of equations cross each other (not parallel) System has a solution

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Types of Systems

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Solving Systems of Linear Equations by Graphing

- Systems of Linear Equations (2 variables). Solving Systems of Linear Equations by Graphing. Special Systems of Linear Equations. Consistent system has at least one solution. Inconsistent system has no solution. Independent equations have different graphs.

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