Lesson Plan
Curated OER

Introducing the Properties of Quadratic Equations

For Teachers 6th - 8th
Practice relating linear equations to quadratic equations and identify the properties of a quadratic equation. Draw a quadratic equation and assess how the coefficients a, b, and c affect the shape of a parabola. Create a model of each...
Lesson Plan
Curated OER

Which Method Will You Choose? Finding Solutions to Systems of Equations.

For Teachers 9th
Ninth graders investigate systems of linear equations.  For this Algebra I lesson, 9th graders determine which method is the best for solving a systems:  graphing, substitution, or elimination.  Students choose...
Lesson Plan
Curated OER

Real-World Linear Programming

For Teachers 9th - 12th Standards
Explore linear programming on a website game. Partners solve a real-world problem by setting up an objective function and a linear inequality. They graph their results on chart paper and also using a calculator before presenting their...
Lesson Plan
EduGAINs

Introduction to Solving Linear Systems

For Teachers 8th - 11th Standards
Word problems offer class members an opportunity to learn the concept of solving linear systems using graphs. Individuals choose a problem based upon preferences, break into groups to discuss solution methods and whether there...
Unit Plan
Mathematics Vision Project

Equations and Inequalities

For Teachers 9th - 10th Standards
Help learners get their facts in line to build and solve complicated linear equations and inequalities. Pupils build upon their knowledge of solving basic equations and inequalities to solve more complex ones. Individuals work with...
Worksheet
Math Worksheets 4 Kids

Point of Intersection Worksheet 2

For Students 8th - 10th Standards
Math wizards rewrite pairs of linear equations in the y-intercept form and graph them on a coordinate plane. They identify where the lines cross, i.e. the point of intersection. There are four questions with coordinate planes for drawing...
Worksheet
Curated OER

Gra[hing Linear Equations

For Students 9th
In this Algebra I worksheet, 9th graders use the slope and y-intercept to graph a linear equation and fill in a table with the coordinates of the five points plotted.  The seven page worksheet contains fourteen problems. ...
Unit Plan
Mathematics Vision Project

Module 5: Systems of Equations and Inequalities

For Students 8th - 10th Standards
Systems of equations and inequalities model contextual situations. A set of 12 lessons build a solid understanding of writing and solving systems of equations and inequalities using a variety of methods. The module is the fifth in a...
Lesson Plan
Curated OER

Linear Programming

For Teachers 10th - 12th Standards
Students explore inequalities to determine the optimal solution to maximize a profit for a company. In this linear programming lesson, students discover how to graph inequalities and how to determine the algebraic representation of a...
Worksheet
Curated OER

Exercise Set 2.4: Equations of Lines

For Students 9th - 12th
In this linear equations worksheet, students solve 36 linear equations. Students write equations of lines in slope intercept form given a graph, standard form, two points, and slope and a point.
Lesson Plan
Curated OER

Linear Inequalities in Two Variables

For Teachers 9th - 12th Standards
Graph and solve linear equations in two variables. The class relates the concepts of linear equations to the real world.
Lesson Plan
2
2
Teach Engineering

Applications of Linear Functions

For Teachers 7th - 9th Standards
It's not so straightforward — lines can model a variety of applications. Pupils experience linear relationships within the context of science, including Hooke's and Ohm's Laws. Class members got a taste of motion and speed from the...
Lesson Plan
Curated OER

Solving a Pair of Linear Equations by Graphing

For Teachers 9th - 12th Standards
Teach your math lovers how to solve linear equations by graphing. Students identify pairs of coordinates and use it to graph a line and use the TI to graph and observe the line.
Worksheet
Curated OER

Linear Equations

For Students 8th - 11th
In this algebra worksheet, students solve linear equations through graphing and the use of formulas. There are 34 questions ranging from addition and subtraction of linear equations to graphing and substitution.
Assessment
Inside Mathematics

Graphs (2007)

For Teachers 9th - 12th Standards
Challenge the class to utilize their knowledge of linear and quadratic functions to determine the intersection of the parent quadratic graph and linear proportional graphs. Using the pattern for the solutions, individuals develop a...
Lesson Plan
EngageNY

Geometric Interpretations of the Solutions of a Linear System

For Teachers 8th Standards
An intersection is more than just the point where lines intersect; explain this and the meaning of the intersection to your class. The 26th segment in a 33-part series uses graphing to solve systems of equations. Pupils graph linear...
Lesson Plan
Mathematics Assessment Project

Classifying Solutions to Systems of Equations

For Teachers 8th Standards
Double the fun of solving a linear equation with an activity that asks learners to first compete an assessment task graphing two linear equations to find the common solution. They then complete a card activity solving systems of...
Unit Plan
Mathematics Vision Project

Systems of Equations and Inequalities

For Teachers 9th - 10th Standards
It's raining (systems of) cats and dogs! The fifth unit in a nine-part course presents systems of equations and inequalities within the context of pets. Scholars use systems of inequalities to represent constraints within situations...
Lesson Plan
EngageNY

Another Computational Model of Solving a Linear System

For Teachers 8th Standards
The process of elimination really works! Use elimination when substitution isn't doing the job. The 29th segment in a series of 33 introduces the elimination method to solving linear systems. Pupils work several exercises to grasp the...
Worksheet
Curated OER

Linear Programming

For Students 10th - 12th
In this linear programming worksheet, students solve and complete 6 different word problems related to programming. First, they define the variables in each problem and write a system of inequalities. Then, students graph the...
Interactive
CK-12 Foundation

Linear Equations: Temperature Transitions

For Students 8th - 10th Standards
Explore linear conversions using an engaging interactive lesson. Learners drag a point on a graph to discover the equivalent degrees in Fahrenheit and Celsius. Embedded questions highlight key features such as slope and the...
Assessment
2
2
Illustrative Mathematics

Cell Phone Plans

For Teachers 8th Standards
Turn your classroom into a local cell phone store. Then, have your cell phone agents use linear equations to visually display three cell plans and their advantages. It makes for a great group project. Discuss how to decide which plan is...
Worksheet
Curated OER

Linear Equations

For Students 9th
In this linear equations worksheet, 9th graders solve and complete 7 different problems that include a number of linear equations. First, they determine the slope given the points and then write an equation in slope-intercept form. Then,...
Lesson Plan
Curated OER

Graph Dynamic Linear Equations

For Teachers 8th - 10th
Students explore the concept of linear equations. In this linear equation lesson plan, students change parameters of an equation and notice the effect it has on its graph.