Graphing 14 - Identifying slope and y-intercept from an equation
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Lesson Description:
This is an introduction to the slope-intercept form of a line, and how to identify the slope and y-intercept from an equation. This is part 14 of a series of videos about graphing lines.
More free YouTube videos by Julie Harland are organized at http://yourmathgal.com
Questions answered by this video:
- What is the slope-intercept form of a line?
- How do you know what the slope and y-intercept are from an equation?
- How do you graph y = -1/2x + 3 using a table of values?
- How can you determine the slope and y-intercept of a line by looking at the equation of the line?
- How do you graph y = 3x - 5 using a table of values?
- What is the slope and y-intercept of the line y = 3x - 5?
- What do m and b stand for in y = mx + b?
- What are m and b in y = 2x - 9?
- What are m and b in y = -1/3x + 2?
- What are m and b in y = 5/2x?
- What are m and b in y = -10?
- What is the slope of the line y = -10?
- What are m and b in y = x + 6?
- What are m and b in y = -x?
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Staff Review
This lesson is an introduction to graphing lines from equations that are in slope-intercept form. The slope and y-intercept are found from these equations as well. This is a very basic introduction to a very important form of a line.
