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Lesson Plan
EngageNY

Every Line is a Graph of a Linear Equation

For Teachers 8th Standards
Challenge the class to determine the equation of a line. The 21st part in a 33-part series begins with a proof that every line is a graph of a linear equation. Pupils use that information to find the slope-intercept form of the equation...
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Lesson Plan
Curated OER

Point-Slope Form

For Teachers 9th
Ninth graders explore the point-slope form of linear equations and graph lines in the point-slope form. After completing the point-slope equation, they identify the slope of a line through a particular point. Students explain the...
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Lesson Plan
Curated OER

Finding Slope of a Line

For Teachers 9th - 10th
Students calculate the slope of a line. In this algebra lesson, students graph a line using the slope and y-intercepts. They define the steepness of the line using the slope.
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Lesson Plan
Curated OER

Slope, slope-Intercept Form and Standard Form

For Teachers 9th - 10th
Students investigate and solve linear equations using slopes. In this algebra lesson, students graph lines using the slope and y intercept. They also find the slope by rewriting their equation in to slope-intercept form from standard form.
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Lesson Plan
Willow Tree

Equations of a Line

For Students 8th - 11th Standards
Each form of a linear equation has its purpose — pupils just have to find it. Building on the previous lesson in the series, learners examine point-slope and standard form. Using point-slope form, pupils write the equation of a...
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Worksheet
West Contra Costa Unified School District

Discovering Slope of a Line in Standard Form

For Students 9th - 12th Standards
From start to finish this skills practice resource provides a way for individuals to explore the standard form equation of a line. Begin with a warm-up, work through the problems, and then discover the relationship between the equation...
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Lesson Plan
Virginia Department of Education

Slope-2-Slope

For Teachers 8th - 10th Standards
Pupils build on previous experience with slope to investigate positive, negative, zero, and undefined slope. They complete a puzzle matching slope-intercept and standard forms of linear equations.
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Lesson Plan
Curated OER

Write the equation of a line, given slope and a point

For Teachers 9th - 10th
Young mathematicians write equations of lines in this algebra lesson. They solve linear equations into the slope intercept form. Next, they graph the lines using the slope and the y-intercept, and they write equations for the lines using...
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Lesson Plan
Curated OER

Writing Linear Equations in Slope-Intercept Form

For Teachers 8th - 9th
In this math worksheet, students are given three lines graphed on a coordinate grid. Students identify the slope, intercepts, and write an equation for each. Students find the intercepts of a linear equation, and graph them. They write...
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Worksheet
Curated OER

Equations and Inequalities

For Students 9th
In this equations and inequalities instructional activity, 9th graders solve and complete 16 different problems in order to complete a quotable puzzle. First, they solve each of the problems listed and matching that answer to the correct...
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Worksheet
Curated OER

Find Slope

For Students 9th - 10th
In this slope worksheet, students find the equation of a line and write it in the slope-intercept form.  They identify the slope. This two-page worksheet contains 11 problems.  Answers are provided on the last page.
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Worksheet
Curated OER

Straight Line Graphs

For Students 8th - 9th
In this math worksheet, students plot lines on a graph paper when given the equation for the line in slope-intercept form. They tell the values of the slope and the y-intercept. Kids find the x and y intercepts and plot three lines....
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Worksheet
Curated OER

Find the Intercepts

For Students 9th
In this intercepts learning exercise, 9th graders solve 10 different problems that include determining the intercepts of each equation. First, they set y equal to zero and solve for x. Then, they set x equal to zero and solve for y. They...
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Worksheet
Curated OER

Linear Equations

For Students 9th - Higher Ed
For this linear equations worksheet, students solve ten problems. The first five, they find the equation of the line that contains the given point and has the given slope. Then, for the last five, students find the equation containing...
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Assessment
Concord Consortium

Function Project

For Students 8th - 10th Standards
What if a coordinate plane becomes a slope-intercept plane? What does the graph of a linear function look like? Learners explore these questions by graphing the y-intercept of a linear equation as a function of its slope. The result is a...
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Lesson Plan
Curated OER

Profitable Soda Stand

For Teachers 8th - 10th
Am I making any money? Help learners determine if their fictitious soda stand is turning a profit. They graph linear equations using the slope and y-intercept and identify the best price to use to sell soda. They identify the domain and...
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Lesson Plan
Illustrative Mathematics

Distance across the channel

For Teachers 7th - 9th Standards
Here you will find a model of a linear relationship between two quantities, the water depth of a channel and the distance across the channel at water level. The cross section of the channel is the shape of an isosceles trapezoid. The...
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Worksheet
Curated OER

Graphing Linear Functions

For Students 9th
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...
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Lesson Plan
Curated OER

Slope of Line

For Teachers 9th - 10th
In this algebra worksheet, students calculate the slope of a line. They graph a linear equation given the slope and y-intercept and identify the slope and y-intercept given a linear graph. There are 15 questions.
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Lesson Plan
Curated OER

Introducing Linear Terminology

For Teachers 9th
Ninth graders graph linear equations and inequalities in two variables and then, they write equations of lines and find and use the slope and y-intercept of lines. They use linear equations to model real data and define to define the...
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Lesson Plan
Curated OER

Discovering the Linear Relationship between Celsius and Fahrenheit

For Teachers 6th - 8th
Students discover the linear relationship between degrees Farenheit and degrees Celsius. They manually compute the slope and y-intercept of the line passing through points. They convert Celsius to Fahrenheit degrees.
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Worksheet
Curated OER

Investigating Slope

For Students 9th - 10th
In this investigating slope learning exercise, students use their graphing calculators to graph equations of a line with negative and positive slopes. They observe differences between the positive and negative slopes and write a rules...
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Worksheet
Curated OER

Slope

For Students 9th
In this slope worksheet, 9th graders solve and complete 15 different problems that include identifying various points on a grid. First, they find the slope of each line segments listed on the left. Then, students write their response on...
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Lesson Plan
Curated OER

Write the Equation of a Line Given the Slope and a Point

For Teachers 9th - 10th
Students write the equation of a line given the slope and y-intercept. In this algebra lesson, students are given a point a the line and the slope of the line and are asked to write an equation of the line. They relate lines to real life...