3.2

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3.2 Solving Linear Equations by Graphing

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3.2 Solving Linear Equations by Graphing

• Ex.1 Solve the equation by graphing.
• x y 1

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3.2 Solving Linear Equations by Graphing

• Ex.1 Solve the equation by graphing.
• x y 1
• x-int

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3.2 Solving Linear Equations by Graphing

• Ex.1 Solve the equation by graphing.
• x y 1
• x-int x 0 1

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3.2 Solving Linear Equations by Graphing

• Ex.1 Solve the equation by graphing.
• x y 1
• x-int x 0 1
• x 1

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3.2 Solving Linear Equations by Graphing

• Ex.1 Solve the equation by graphing.
• x y 1
• x-int x 0 1
• x 1

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3.2 Solving Linear Equations by Graphing

• Ex.1 Solve the equation by graphing.
• x y 1
• x-int x 0 1
• x 1
• y-int

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3.2 Solving Linear Equations by Graphing

• Ex.1 Solve the equation by graphing.
• x y 1
• x-int x 0 1
• x 1
• y-int 0 y 1

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3.2 Solving Linear Equations by Graphing

• Ex.1 Solve the equation by graphing.
• x y 1
• x-int x 0 1
• x 1
• y-int 0 y 1
• y 1

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3.2 Solving Linear Equations by Graphing

• Ex.1 Solve the equation by graphing.
• x y 1
• x-int x 0 1
• x 1
• y-int 0 y 1
• y 1
• y -1

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3.2 Solving Linear Equations by Graphing

• Ex.1 Solve the equation by graphing.
• x y 1
• x-int x 0 1
• x 1
• y-int 0 y 1
• y 1
• y -1

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3.2 Solving Linear Equations by Graphing

• Ex.1 Solve the equation by graphing.
• x y 1
• x-int x 0 1
• x 1
• y-int 0 y 1
• y 1
• y -1

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3.2 Solving Linear Equations by Graphing

• Ex.1 Solve the equation by graphing.
• x y 1
• x-int x 0 1
• x 1
• y-int 0 y 1
• y 1
• y -1

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• Ex.2 Solve the equation by graphing.
• x ½y 2

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• Ex.2 Solve the equation by graphing.
• x ½y 2
• x-int x ½(0) 2
• x 0 2
• x 2
• y-int 0 ½y 2
• ½y 2
• 2(½y) (2)2
• y 4