Geometry Bellwork 9/30/14. 3.5 – Write and Graph Equations of Lines Linear equations may be...

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Geometry Bellwork 9/30/14

Transcript of Geometry Bellwork 9/30/14. 3.5 – Write and Graph Equations of Lines Linear equations may be...

Page 1: Geometry Bellwork 9/30/14. 3.5 – Write and Graph Equations of Lines Linear equations may be written in different forms. The general form of a linear equation.

Geometry Bellwork 9/30/14

Page 2: Geometry Bellwork 9/30/14. 3.5 – Write and Graph Equations of Lines Linear equations may be written in different forms. The general form of a linear equation.

3.5 – Write and Graph Equations of Lines

Linear equations may be written in different forms. The general form of a linear equation in slope-intercept form y = mx+b, where m

is the slope and b is the y-intercept.

Page 3: Geometry Bellwork 9/30/14. 3.5 – Write and Graph Equations of Lines Linear equations may be written in different forms. The general form of a linear equation.

3.5 – Write and Graph Equations of Lines

Example 1:

Write an equation of the line in slope-intercept form.

Page 4: Geometry Bellwork 9/30/14. 3.5 – Write and Graph Equations of Lines Linear equations may be written in different forms. The general form of a linear equation.

3.5 – Write and Graph Equations of Lines

Example 2:

Write an equation of the line in slope-intercept form.

Page 5: Geometry Bellwork 9/30/14. 3.5 – Write and Graph Equations of Lines Linear equations may be written in different forms. The general form of a linear equation.
Page 6: Geometry Bellwork 9/30/14. 3.5 – Write and Graph Equations of Lines Linear equations may be written in different forms. The general form of a linear equation.
Page 7: Geometry Bellwork 9/30/14. 3.5 – Write and Graph Equations of Lines Linear equations may be written in different forms. The general form of a linear equation.

Can solve in either of two ways:

OR

Plug in m, x, and ySolve for b.

Then, plug back into the equation m and b.

Solution:

Page 8: Geometry Bellwork 9/30/14. 3.5 – Write and Graph Equations of Lines Linear equations may be written in different forms. The general form of a linear equation.

Can solve in either of two ways:

OR

Plug in m, x, and ySolve for b.

Then, plug back into the equation m and b.

Solution:

Page 9: Geometry Bellwork 9/30/14. 3.5 – Write and Graph Equations of Lines Linear equations may be written in different forms. The general form of a linear equation.

9/30/14 Geometry Homework

• Textbook: Page: 184• Exercises: 3 – 22 All• Due 10/1/14