Lesson Plan
Curated OER

Long Distance Phone Plans

For Teachers 7th - 9th
In this long distance phone plane worksheet, students compare various phone plans and determine which long distance plan has the greatest savings. Students support their answers visually through the use of tables and graphs. They write...
Worksheet
Curated OER

Substitution and Elimination

For Students 9th - 12th
In this substitution and elimination worksheet, high schoolers complete short answer problems for substitution and elimination and read notes about them as well. Students complete 13 problems.
Lesson Plan
Curated OER

NEXT GENERATION SPACECRAFT-Orion

For Teachers 11th - 12th
Students investigate the volume of a solid.  In this calculus lesson plan, students use integration to find the volume of a solid generated by a region, the Orion crew module. 
Lesson Plan
Curated OER

Conic Sections

For Teachers 10th - 12th
Students, while using a graphing calculator, graph systems of conic sections as well as identify their solutions. They complete various word problems dealing with conic sections with their calculators. In addition, students sketch graphs...
Lesson Plan
Curated OER

Solving Systems by Substitution

For Teachers 9th - 10th
Students solve systems of linear equations using substitution. They investigate the steps to solving linear equations by substitution and practice problems in small groups.
Worksheet
Curated OER

Sixteen System of Quadratic Equations Problems

For Students 10th - 12th
In this system of quadratic equations learning exercise, students solve twelve system of quadratic equations problems and state if the given point is a solution to the system in four problems.  The solutions are provided.
Interactive
Curated OER

Example and Steps to Solving Linear Systems Using Substitution

For Students 8th - 11th
In this linear equation worksheet, students solve five systems of linear equations using the substitution method.  Three examples with steps to solve are provided.
Worksheet
Curated OER

Linear Systems: Identifying Pivots and Multipliers

For Students Higher Ed
In this pivot worksheet, students explore the elimination process, and write a matrix in upper triangular form. They identify equivalent systems. This four-page worksheet contains examples, explanations, and approximately ten problems.
Lesson Plan
Curated OER

System of Two Quadratic Inequalities

For Teachers 10th - Higher Ed
Students graph a quadratic inequality and describe its solution set. They solve a system of quadratic equalities graphically and symbolically and as related to a real-world context.
Lesson Plan
Curated OER

Systems of linear inequalities in standard form

For Teachers 7th - 9th
Learners practice graphing linear inequalities and explain their solution sets to the solving of a system of linear equalities graphically and symbolically. They utilize programming techniques in setting up and solving systems of linear...
Lesson Plan
Curated OER

Systems of Linear Inequalities in Standard Form -- Lecture

For Teachers 6th - 8th
Middle schoolers participate in a lecture about linear inequalities. Individually, they graph different inequalities and describe its solution. They participate in a demonstration in which they solve a system of inequalities and...
Worksheet
Curated OER

Radical Equations

For Students 9th - 12th
In this radical equations learning exercise, students complete short answer questions about radical equations. Students answer 7 questions and look at many examples.
Worksheet
Curated OER

Linear Systems

For Students 11th - Higher Ed
In this multiplication of vectors worksheet, students prove that the dot product operation is commutative. They normalize a vector so it has the same direction with a magnitude of one. Students use the angle formula to confirm...
Lesson Plan
Curated OER

Conjectures and Conclusions

For Teachers 9th - 10th
Students draw conclusions and make conjectures given a specific scenario. In this geometry lesson, students model real life scenarios using properties of triangles. They model number facts and explain why the outcome is what it is.
Lesson Plan
Curated OER

What Are The Chances

For Teachers 7th - 11th
Students calculate the probability of an event occurring. In this probability lesson, students differentiate between independent, dependent or compound events. They find the range of the data.
Lesson Plan
Pennsylvania Department of Education

Alike and Different

For Teachers Pre-K - 2nd
Learners compare and contrast objects and are introduced to a Venn Diagram. In this alike and different lesson, students make observations regarding properties of objects. Learners classify object and build ideas about variables....
Lesson Plan
Curated OER

System of Two Quadratic Inequalities

For Teachers 10th - 12th
Students set up and solve a system of quadratic inequalities related to real-world situations.
Lesson Plan
Curated OER

Systems of Linear Inequalities in Slope-Intercept Form -- Lecture

For Teachers 6th - 8th
Pupils are introduced to linear inequalities in slope-intercept form. As a class, they participate when needed in a demonstration given by their teacher and practice graphing inequalities and describing the solution. They set up and...
Lesson Plan
Curated OER

Can You See the Music?

For Teachers 4th
Fourth graders examine the makeup of the electromagnetic spectrum and how the various forms of EMRs are similar and different from each other. They, in pairs, solve problems from worksheets imbedded in this lesson plan.
Activity
Paul Dawkins

Paul's Online Notes: Algebra: Systems of Equations

For Students 9th - 10th Standards
Learners examine how to solve systems of equations. Topics investigated are linear systems with two variables, linear systems with three variables, augmented matrices, and nonlinear systems. Class notes, definitions, and examples with...
Unknown Type
Khan Academy

Khan Academy: Algebra I: Systems of Equations: Age Word Problems

For Students 9th - 10th
Solve age word problems with a system of equations. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Unknown Type
Khan Academy

Khan Academy: Algebra: Equivalent Systems of Equations

For Students 9th - 10th Standards
Determine whether a couple of given systems of equations are equivalent or not to a third given system. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Unit Plan
Khan Academy

Khan Academy: Number of Solutions to a System of Equations Algebraically

For Students 7th - 8th Standards
Determine the number of solutions of a given system of equations by considering its algebraic solution process. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Unit Plan
Khan Academy

Khan Academy: Algebra I: Equivalent Systems of Equations Review

For Students 9th - 10th Standards
Two systems of equations are equivalent if they have the same solution(s). This article reviews how to tell if two systems are equivalent. Examples are provided.