Integrated Publishing
Integrated Publishing: Equation of a Straight Line
This math tutorial shows the relationship of a slope to a straight line and how to write equations in point-slope or slope-intercept form.
Lawrence Hall of Science
The Math Page: Skill in Algebra: Linear Equations
Here is a site that clearly and thoroughly explains solving linear equations, from the basic form ax+b=c up through equations with variables on both sides and with parentheses. There are example problems solved, problems for the student...
Purple Math
Purplemath: Solving One Step Linear Equations
Demonstrates step-by-step, with illustrations, how to solve linear equations. Also explains the formatting and reasoning for 'no solution' and 'all x' equations. Includes interactive tool for practice solving linear equations.
Purple Math
Purplemath: Systems of Non Linear Equations: Definitions
This Purplemath lesson provides formulas, equations, graphs and explanations of systems of equations.
Math Planet
Math Planet: Linear Equations in the Coordinate Plane
Gain an understanding of linear equations in the coordinate plane by viewing examples and a video lesson. [2:56]
University of Texas at Austin
Mathematics Teks Toolkit: What's Your Rate of Change?
In this instructional activity, students use an electronic data collector to write the equation of a line.
Math Planet
Math Planet: Algebra 1: Linear Equations in the Coordinate Plane
Provides examples and a video lesson that illustrates how to graph a linear equation.
Math Planet
Math Planet: Systems of Linear Inequalities
A system of linear inequalities in two variables consists of at least two linear inequalities in the same variables. The solution of a linear inequality is the ordered pair that is a solution to all inequalities in the system and the...
Cool Math
Coolmath: Horizontal and Vertical Lines
A short tutorial explaining the linear equations of horizontal and vertical lines.
Cool Math
Coolmath: Finding the Equation of a Line Given a Point and a Slope
A quick lesson on finding the equation of a line given a point and a slope.
Cool Math
Coolmath: Finding the Equation of a Line Given Two Points
Use this tutorial to find the equation of a line given two points.
Khan Academy
Khan Academy: Linear and Nonlinear Functions
Determine if a relationship is linear or nonlinear. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or receive hints.
Khan Academy
Khan Academy: Slope From a Graph
In this exercise, students practice constructing a linear equation for a line graph in order to find the slope. Students receive immediate feedback and have the opportunity to watch a video, get hints, or try questions repeatedly.
Khan Academy
Khan Academy: Slope From an Equation in Slope Intercept Form
In this exercise, students practice determining slope from an equation written in standard form. Students receive immediate feedback and have the opportunity to watch a video, get hints, or try questions repeatedly.
Khan Academy
Khan Academy: Systems of Linear Equations Word Problems
In this exercise, students practice solving systems of linear equations in word problems. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
Khan Academy
Khan Academy: Linear Equations With Variables on Both Sides
In this exercise, students practice solving linear equations with variables on both sides (decimals and fractions). Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
Khan Academy
Khan Academy: Check Solutions to Systems of Equations
In this exercise, students check solutions to systems of equations. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
Math Planet
Math Planet: Algebra 2: Functions and Linear Equations
Provides examples and a video lesson that illustrate functions and linear equations. [0:54]
Illustrative Mathematics
Illustrative Mathematics: A ced.a.4: Equations and Formulas
For this exercise, students will use inverse operations to solve the equations for the unknown variable, or for the designated variable if there is more than one. Aligns with A-CED.A.4.
Illustrative Mathematics
Illustrative Mathematics: F Le Do Two Points Determine a Linear Function Ii?
In this task, students investigate the relationship between linear equations and linear functions. Aligns with F-LE.A.2.
Other
Mathway: Algebra Formulas
Comprehensive resource provides algebra formulas for exponents, absolute value, factoring Pythagorean Theorem, linear equations, quadratic formula, distance formula, midpoint formula, and slope of a line through two points.
Illustrative Mathematics
Illustrative Mathematics: N q.a.3 and F le.a.4: Accuracy of Carbon 14 Dating Ii
This task is a refinement of "Carbon 14 dating" which focuses on accuracy. Aligns with N-Q.A.3 and F-LE.A.4.
Illustrative Mathematics
Illustrative Mathematics: N q.a.1, a ced.a.1, and N q.a.2: Harvesting the Fields
This task is about farm-workers who are harvesting two fields. Students are presented with a scenario involving two teams of workers, two different sizes of fields, and work spread out over two days. They must calculate how many...