Texas Instruments
Texas Instruments: Investigating Equations of Lines
In this activity, students explore the equations of lines written in the form: y = mx + b. They move points defining the lines, and view the related changes in the parameters of the equations.
Texas Instruments
Texas Instruments: Symbolic Study of Lines
Students will write an equation in slope-intercept form given two points on the line; write an equation in Ax + By = C form given slope and one set of coordinates; and prove lines to be parallel or perpendicular given vertices of...
Other
Technical Tutoring: Linear Functions and Straight Lines
Learn how to write equations for linear functions in all three forms: point-slope, slope-intercept, and general. Also look at equations for parallel and perpendicular. The page gives an explanation of how to obtain the point slope form...
Cool Math
Coolmath: Parallel Lines
This CoolMath resource will help students understand how to use slope and the point-slope form to determine if two lines are parallel.
McGraw Hill
Glencoe Mathematics: Online Study Tools: Quiz on Writing Linear Equations
Learners demonstrate comprehension of advanced mathematical concepts in Algebra II. The questions check understanding on writing linear equations. Topics include modeling real-world data with linear equations, slope-intercept form, and...
Cool Math
Coolmath: Perpendicular Lines
This CoolMath Resource will help students determine if lines are perpendicular by finding the slope, using the point-slope formula, and graphing.
Purple Math
Purplemath: Using Slope and Y Intercept to Graph Lines
Demonstrates, step-by-step and with illustrations, how to use slope and the y-intercept to graph straight lines.
Math Open Reference
Math Open Reference: Intersection of Two Straight Lines
Learn about the intersection of two straight lines with this helpful reference tool. Provides a detailed definition, examples, and an interactive activity that enhance further explanation. Includes links to related topics.
CK-12 Foundation
Ck 12: Algebra: Slope of a Line Using Two Points
[Free Registration/Login may be required to access all resource tools.] This lesson covers finding the slope of a line and between two points.
Texas A&M University
Wtamu Virtual Math Lab: Intermediate Algebra: The Slope of a Line
This tutorial will show you how to find a the slope of graph, write a linear equation in slope-intercept form. You'll also learn how to determine whether two lines are parallel or perpendicular to each other. For advanced math students.
Other
Interactive Algebra: Graphing Helper for (Y = Mx + B)
Enter the slope and y-intercept of any line and it will be graphed for you. This site is great for becoming familiar with the concept of graphing and for checking your own graphs. Requires Java.
Sophia Learning
Sophia: Writing a Linear Equation From a Parallel Line and Point: Lesson 1
This lesson presents how to write an equation of a line that passes through a given point and is parallel to a given line. It is 1 of 5 in the series titled "Writing a Linear Equation from a Parallel Line and Point."
Wyzant
Wyzant: Determining the Equation of a Line Passing Through Two Points
The resource consists of practice problems that examine how to determine the equation of a line passing through two points. Worksheet and answer sheets are included.
Wyzant
Wyzant: Determining the Equation of a Line From a Graph
The resource consists of practice problems that examine how to determine the equation of a line from a graph. Worksheet and answer sheets are included.
Concord Consortium
Concord Consortium: Linear Equations: Points, Intercepts, and Slopes, Oh My!
Learn how to graph lines with two methods: using x- and y-intercepts and using point-slope form.
CK-12 Foundation
Ck 12: Algebra: Forms of Linear Equations
[Free Registration/Login may be required to access all resource tools.] Write linear equations in standard form and find the slope and y-intercept of such lines.
Varsity Tutors
Varsity Tutors: Hotmath: Practice Problems: Graphing Linear Equations
Twenty-one problems present a variety of practice graphing linear equations. They are given with each step to the solution cleverly revealed one at a time. You can work each step of the problem then click the "View Solution" button to...
Texas Instruments
Texas Instruments: Linear Equations Review
This Learn Check file is a review of linear equations. There are problems about slope, x- and y-intercepts, and writing equations of lines.
Northeast Parallel Architectures Center, Syracuse University
Npac Reu Program: General Linear Equation
This site by the Northeast Parallel Architecture Center, Syracuse University, shows the different forms of linear equations for a line.
Ministry of Education and Universities of the Region of Murcia (Spain)
Ministerio De Educacion Y Ciencia: Funciones De Primer Grado
In Spanish. Interactive activities dealing with graphing equations in the form of y=mx+b.
Interactive Mathematics
Interactive Mathematics: Graphs of Linear Functions
A brief overview of three methods used to graph lines is presented through examples. Slope-intercept, point-slope, and intercept form are demonstrated step-by-step along with a review of the formula for finding the slope of a line.
Wolfram Research
Wolfram Math World: Slope
This site from MathWorld.com provides charts, links, and definitions pertaining to slope.
Concord Consortium
Concord Consortium: Linear Equations: Y=mx+b
Graph lines using a slope and a y-intercept. Identify the slope and y-intercept from the equation of a line in slope-intercept form.
Curated OER
Webmath.com: Graph a Line
WebMath.com offers a java applet that allows you to input the slope of a line and a point on the line and gives you the equation, in slope-intercept form, of the line with the given slope that passes through the point. It also includes a...