Use the Rectangular Coordinate System
Great intro to Rene Descartes and Linear Equations
Plotting ordered pairs
Quadrants of coordinate plane
Graphing points and naming quadrant exercise
Points on the coordinate plane exercise1
Points on the coordinate plane exercise2
Ordered pair solutions of equations example1
Solutions to 2-variable equations (video) | Khan Academy
Finding solutions that work for x and y
Graph Linear Equations in Two Variables
Graph a Linear Equation Using a Table of Values – YouTube
Graph a Linear Equation Containing Fractions Using a Table of Values – YouTube
Graphing a line in slope-intercept form (y=mx+b) **This is very important. Please see your instructor about this
Graph a Linear Equation in Standard Form Using a Table of Values – YouTube
Rearranging an equation to y=mx+b and graphing the line example1
Rearranging equation to y=mx+b and graphing the line example2
Graphing Horizontal and Vertical Lines – YouTube
Finding the x intercept example1
Finding the x intercept example2
Worked example: intercepts from an equation (video) | Khan Academy
Graphing a line by finding the x and y intercepts example1
Graphing a line by finding x and y intercepts example 2
Understand Slope of a Line
Use Geoboards to Model Slope – YouTube
Positive & negative slope | Algebra (video) | Khan Academy
Finding the slope of the line from the graph of the line
Slope of a line with a negative slope
Slope of a horizontal line
Horizontal & vertical lines | Slopes (video) | Khan Academy
Finding the slope of the line when given two points
Calculating and comparing slopes of different lines
Determine slope from two points on a graphed line
Determine the slope from two points on a graphed line (example of a line with a slope of zero)
Comparing slopes of different graphed lines exercise
Ex: Graph a Line Given a Point and the Slope – YouTube
Excellent interactive model showing how graph of line changes with both slope and y intercept for lines in the form y=mx+b
Relationship between slope and graphed line example
Word problem with linear equation
Use the Slope–Intercept Form of an Equation of a Line
Slope-intercept equation from graph (video) | Khan Academy
Finding equations of lines given different information (many examples)
Equation of lines that are vertical and horizontal
Parallel & perpendicular lines intro | Analytic geometry (video) | Khan Academy
Graphing the line using the slope and y-intercept
Use slopes to identify parallel and perpendicular lines – YouTube
Find the Equation of a Line
Slope-intercept equation from slope & point (video) | Khan Academy
Slope-intercept equation from two points (video) | Khan Academy
Writing Equations of Lines Parallel and Perpendicular to a Given Line Through a Point – YouTube
Writing equations of perpendicular lines (example 2) | Analytic geometry (video) | Khan Academy