Linear Functions Teacher Resources

Discover an important property of linear functions. Learners use the slope formula to calculate the rates of change of linear functions. They find that linear functions have constant rates of change and use this property to determine if...

Nothing fancy here ... just your run-of-the-mill Algebra party! Learners explore the patterns of linear functions while designing seating arrangements for a dinner party. Comparing the number of tables to the perimeter of the combined...

What does a slope of 2/3 mean? Develop an understanding of the key features of a linear function. Pupils graph the linear functions and explain the meaning of the slope and intercepts of the graphs. 

How can you compare linear functions? The seventh installment of a 12-part module teaches learners how to compare linear functions whose representations are given in different ways. They use real-world functions and interpret features in...

Teaching linear function relationships using contextual information is beneficial to pupils' understanding. The lesson uses problem solving to build linear functions given different information for each problem. This is the second...

Using this resource, scholars develop graphs that model situations by showing change over time. They answer 15 questions based on information from charts that show growth in weight. They extend the concepts to an assessment section of...

Using rates from a rental car company, young mathematicians graph data, explore linear relationships, and discuss the role of slope and the y-intercept. This lesson plan allows for the discussion of independent and dependent variables,...

The path to learning about linear functions is a straight line. Scholars first learn to connect the slope-intercept form of a linear function to features of its graph. They then see how to write a linear function given two points and to...

Make the connection between the intersection of two functions and a system of equations. The class watches an informative algebra video on finding the point of intersection of two linear functions. The presenter shows the steps to prove...

It's time to show what they know! An assessment review concludes a five-part series about linear functions. It covers all concepts featured throughout the unit, including linear equations, graphs, tables, and problem solving.

Difference quotients are easy ... just subtract and divide. Viewers watch an instructional video to learn how to determine the difference quotient of a linear function. The example covers the function f(x) = 2x - 5.

Get stoked about learning about slope. Viewers of an educational video study concepts related to the slopes of linear functions. They first connect the slope to the behavior of graphs and then see how to calculate the slope given two...

In this linear functions worksheet, 9th graders solve and complete 30 different multiple choice problems that include graphing. First, they determine the expression that is equivalent to the given expression. Then, students determine the...

In this algebra worksheet, students rewrite word problems using algebra and relate linear functions to real life scenarios. There are 2 questions with an answer key.

Starting with a set of values for the x and y variables, this video shows how to tell whether these points determine a linear or non-linear function. Sal first defines linear functions in terms of the change in y over the change in x,...

Sal finishes problem 10 in this video, as well as problems 11-13 on page 735. Students can practice skills such as linear functions, slopes, and calculating permutations. Problem 12 allows viewers to see the process of elimination in...

In this linear functions worksheet, students graph 3 linear functions. Students graph each function by making a table of values given a linear function in standard form.

Using either data provided or data that has been collected, young mathematicians graph linear functions to best fit their scatterplot. They also analyze their data and make predicitons based on the data. This instructional activity is...

Use this graphing linear functions worksheet to have learners graph three linear equations. They use a table of values, the intercept method, and slope-intercept form to graph three functions.

In this linear function worksheet, students use Excel worksheets to solve piecewise linear functions. They plot functions and produce piecewise linear functions. This six-page worksheet contains detailed instructions on how to use...

What goes in must come out! Learners play with a function machine to determine the correct function. They enter input values and watch as the machine produces the output.

Parameters can move and change the steepness of a graph. Introduce the effects of changing the slope or the y-intercept of a linear graph. The resource shows how to incorporate changes on graphs and how they will move up, move down,...

Some things are hard to resist. Small collaborative groups build circuits and calculate the voltage using Ohm's Law. Budding engineers explore the connection between the voltage across different resistors and linear...

Explore linear functions! In this Algebra I lesson, mathematicians graph data in a scatter plot and use a graphing calculator to find a linear regression and/or a median-median line. They use the model to make predictions.