3.2 – Solving Linear Equations by Graphing. Ex.1 Solve the equation by graphing. x – y = 1.

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Presentation transcript:

3.2 – Solving Linear Equations by Graphing

Ex.1 Solve the equation by graphing. x – y = 1

3.2 – Solving Linear Equations by Graphing Ex.1 Solve the equation by graphing. x – y = 1 x-int:

3.2 – Solving Linear Equations by Graphing Ex.1 Solve the equation by graphing. x – y = 1 x-int: x – 0 = 1

3.2 – Solving Linear Equations by Graphing Ex.1 Solve the equation by graphing. x – y = 1 x-int: x – 0 = 1 x = 1

3.2 – Solving Linear Equations by Graphing Ex.1 Solve the equation by graphing. x – y = 1 x-int: x – 0 = 1 x = 1

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:

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

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

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

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

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

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

Ex.2 Solve the equation by graphing. x + ½y = 2

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