Virginia Department of Education
Transformationally Speaking
Young mathematicians explore transformations of graphs by graphing sets of functions on the same pair of axes. They use their graphs to determine the effect that the values of a and b in y = ax + b have on the graph of y = x.
Alabama Learning Exchange
Systems on a Mission
Solve systems of equation problems using four different methods: elimination by addition or subtraction, graphing, elimination by multiplication, and substitution. Middle schoolers are then given a series of "missions" to complete.
Curated OER
Who Shares My Function? Linear with All Representations
Students investigate and interpret functions and graphs. In this algebra instructional activity, students analyze equations, graphs and word problems to differentiate between quadratic functions and linear equations. They...
Curated OER
Functions and Graphing
Graphing functions in a real world application makes math come to life. Learners graph points on a coordinate plane and identify various points on a graph by working through a set of real world problems. This is a perfect review exercise.
Curated OER
Race Track (Culminating Activity)
Learners graph and solve linear equations. In this algebra lesson, students use the slope and y-intercept to graph lines. They relate lines to the real world using different applications.
Curated OER
Mobile vs. Money
Learners research the internet and use the information they find to plot straight line graphs. They use graphs to make comparisons of the various packages offered. Students interpret graphs and solve problems based on varying parameters.
Curated OER
More Complicated Functions: Introduction to Linear Functions
Students explore the concept of linear functions. In this linear functions lesson, students translate linear functions from tables to graphs to equations. Students use an applet to write a function rule for a linear function in...
West Contra Costa Unified School District
Families of Functions Sort
Have some fun with functions with a short activity that asks learners to first sort scatter plot in terms of their correlation. They then sort graphs of different types of functions in terms of key features, such as slope.
Curated OER
Solution Sets
Here is a task that gives the graph of the solutions of a system of linear inequalities and asks learners to analyze and write the algebraic form of the systems. By turning the problem around, learners make the connections between...
Curated OER
Exploring Expressions
Examine parts of an expression in this algebra lesson. Ninth graders identify the properties of the coefficient and their behavior to the graph. They graph the equation on a TI to see their results.
K20 LEARN
Didn’t We Already Learn That Pattern? Functions/Arithmetic Sequences
Just how many toothpicks does the pattern take? After watching a video of someone building a pattern with toothpicks, groups create methods to find the number of toothpicks needed to accomplish that task. Groups either use explicit...
EngageNY
Modeling with Quadratic Functions (part 2)
How many points are needed to define a unique parabola? Individuals work with data to answer this question. Ultimately, they determine the quadratic model when given three points. The concept is applied to data from a dropped...
EngageNY
Solving Inequalities
Do properties of equations hold true for inequalities? Teach solving inequalities through the theme of properties. Your class discovers that the multiplication property of equality doesn't hold true for inequalities when multiplying by a...
Project Maths
Inequalities
Which number is bigger? Using a variety of activity sheets, this unit starts with the basics of inequalities and progresses through solving compound linear inequalities. Problems cover the range of inequalities including inequality word...
Curated OER
Linear Inequalities
Students solve linear inequalities. In this solving linear inequalities lesson plan, students solve one step inequalities algebraically. Students graph the solutions on a number line. Students compare the graphs of various inequalities...
Curated OER
Linear Inequalities
Ninth graders graph linear inequalities. In this Algebra I lesson plan, 9th graders examine the graph of a linear inequality and in a game format, test coordinates to determine the region of the graph that satisfies the...
Curated OER
It's a Drag!
Students create number lines using decimals and whole numbers. For this algebra lesson, students graph and solve linear equations. They plot ordered pairs on a coordinate plane correctly.
Curated OER
Real-World Linear Equations
Eighth graders practice technology skills through the use of a spreadsheet and a discovery lesson focusing upon linear equations. The technology allows for the visual changes to be displayed for different lines of equations.
Curated OER
Can You Make a Hole in One?
Students relate miniature golf to reflection of an image. In this algebra lesson, students collect and graph data as they study linear equations. They apply properties of graphing to solve real life scenarios.
Curated OER
Impossible Graphs
Middle schoolers practice plotting functions on the Cartesian coordinate plane while participating in a discussion about the Possible Or Not worksheet/activity. Students also use the Impossible Graphs worksheet to practice reading a...
Curated OER
Reflections of a Linear Function
Students identify and reflect functions about the X-axis, Y-axis, and origin. They derive equations for reflected functions and graph the linear functions. Finally, students identify that f(x) can be reflected about each axis and the...
Curated OER
The Phone Bill Problem
Students write an equation for a linear function. In this algebra lesson, students collect data, plot it and graph it. They identify the equation of the graphed data and define the slope and y-intercept of the graph.
Curated OER
How Many Frogs?
Students explore the concept of linear regression. In this linear regression lesson, students find the line of best fit for a set of data pertaining to a frog population. Students use their line of best fit to predict the frog population...
EngageNY
Why Are Vectors Useful? 2
Investigate the application of vector transformations applied to linear systems. Individuals use vectors to transform a linear system translating the solution to the origin. They apply their understanding of vectors, matrices,...