Solving systems of equations

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  270592 Solving Systems of Equations - Real World Example There are many applications used in the area of solving systems of equations.

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  To ensure your understanding of solving systems of equations, practice the following four different ways: * Provide 1 example of a system of linear equations in 2 variables.

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• methods of solving system of linear equation and inequality

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  by substituting when solving a structure of equations.

• Solving linear systems

  Now place x=3 into one of the original equations to solve for y. 2(3) - 5y = 11, 6 -5y = 11, -5y = 5, y= -1. The solution is then (3, -1) Graphing is not a very efficient way of solving systems unless the graphs are provided.

• Discussion questions on systems of linear equations

  Substitution method Another common method for solving systems of equations is the substitution method. This is when you have (or can get) one of the equations solved in terms of one of the variables.

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  89133 Directions of Vectors and Substitution an Elimination Methods for Solving Linear Systems of Equations How do you explain why vectors QR and RQ are not equivalent?

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  Comparing and contrasting all methods of solving systems of linear equations Write one or two paragraphs comparing and contrasting all methods of solving systems of linear equations with two variables. Explain which method you prefer and why.