7.3 notes - get rid of one of the variables Example 12 6 =...

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Section 7.3 Solving systems Using Elimination
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Objectives Use elimination to solve systems Manipulate equations so the elimination method can be used.
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Review! What is a system of equations? What does the solution to a system look like? What are two methods we know to solve systems?
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The Elimination Method We are going to add equations together to
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Unformatted text preview: get rid of one of the variables Example 12 6 = +--= + y x y x You Try! (check your answer) 3 5 6 3 3 6 = +-=-y x y x 1 9 2 11 3 2 = +-= + y x y x What do we do here? 22 3 10 22 5 2 = +-= + y x y x Last one 14 5 3 2 4 2 =-= + y x y x Homework # ___ p.356 (1-6), 23, 25, 27, 28...
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7.3 notes - get rid of one of the variables Example 12 6 =...

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