Search for tag: "mx"

Writing an equation in slope-intercept form given the slope and a point

This shows the method of using the point-slope form to write the equation, then solving that form for y to get y = mx + b.

From  Tom Grant 21 plays 0  

Writing an equation and graphing a line given its slope and y-intercept

The informaton given here can be entered directly into the y = mx + b or slope-intercept form. Then the y-intercept is used as a starting point where you apply rise over run to the given slope to…

From  Tom Grant 6 plays 0  

Graph a line given its equation in slope-intercept form: Fractional slope

Another demo on how to use the y-intercept to start a graph of a linear equation and then use the slope to find other points on the graph. It finishes with showing the line representing all of the…

From  Tom Grant 8 plays 0  

Graphing a line given its equation in slope-intercept form: Integer slope

This explains how to use the slope and y-intercept to determine points on the line graph of a linear equation in two variables and then draws the straight line graph.

From  Tom Grant 10 plays 0  

Classifying systems of linear equations from graphs

Looks at the three types of graphs that can occur with a system of two linear equaltions in two variables.

From  Tom Grant 17 plays 0  

Writing equations of lines parallel and perpendicular to a given line through a point

Need the videos for finding tej slopes of parallel and perpendicular lines before viewing this one. This shows how to get the infromation needed for fulling in the point-slope form. You can leave…

From  Tom Grant 38 plays 0  

Finding slopes of lines parallel and perpendicular to a line given in the form Ax + By = C

Shows how to convert Ax + By = C to y = mx + b then what and why the slopes for parallell and perpendicular lintes are what they are.

From  Tom Grant 20 plays 0  

Writing an equation of a line given its slope and y-intercept

Quick job shown of insterting the given values in the form y = mx + b

From  Tom Grant 41 plays 0  

Finding the slope and y-intercept of a line given its equation in the form Ax + By = C

Demonstrates how to solve a standard form equation for y to get the slope-intercept form y = mx + b

From  Tom Grant 69 plays 0  

Graphing a linear equation of the form y = mx

Demonstrates how to graph this tyep of equation by finding three points, but also how you can find just one point and use the slope "m" to find others.

From  Tom Grant 56 plays 0