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Activity
Texas Instruments

Texas Instruments: Tracing Paper Inequalities

For Teachers 9th - 10th Standards
In this activity, students will graph systems of linear inequalities in two variables in the Cartesian coordinate plane and find their solutions.
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Activity
Texas Instruments

Texas Instruments: Getting Started With the Ti Navigator System: River of Life

For Teachers 9th - 10th Standards
This lesson introduces students to Activity Center and is intended to help students develop the conceptual understanding of how to identify functions as linear or nonlinear and contrast their properties from tables, graphs, or equations.
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Unknown Type
Other

University of Wisconsin: Basic Algebra

For Students 9th - 10th Standards
This college site offers a variety of problems and answers. Problems are divided into topic areas for easy access. Also offers quizzes with each topic.
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Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: A rei.c.6: Estimating a Solution via Graphs

For Teachers 9th - 10th
The purpose of this task is to give students an opportunity use quantitative and graphical reasoning to detect an error in a solution. Aligns with A-REI.C.6.
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Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: A rei.c.6: Accurately Weighing Pennies Ii

For Teachers 9th - 10th Standards
This illustrated math lesson shows how important levels of accuracy in measurement are. The answer can be different since a scale only accurately weighs to the nearest tenth of a gram instead of to the nearest hundredth of a gram. Aligns...
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Unknown Type
Math Graphs

Houghton Mifflin: Math Graphs: Elimination Method 7 [Pdf]

For Students 9th - 10th Standards
Students label two different linear graphs and solve the system of equations. The exercise is available in PDF format.
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Unknown Type
Math Graphs

Houghton Mifflin: Math Graphs: Elimination Method 8 [Pdf]

For Students 9th - 10th Standards
Students label two different linear graphs and solve the system of equations. The exercise is available in PDF format.
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Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: The Intersection of Two Lines

For Teachers 8th Standards
The purpose of this task is to introduce students to systems of equations. It takes skills and concepts that students know up to this point, such as writing the equation of a given line, and uses it to introduce the idea that the...
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Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: A Rei the Circle and the Line

For Teachers 9th - 10th Standards
Students are required to solve a system of equations in this task which will demonstrate their understanding of the correspondence between intersection points of the two graphs and solutions of the system. Aligns with A-REI.C.7.
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eBook
CK-12 Foundation

Ck 12: Precalculus Concepts 2.0

For Students 10th - 12th Standards
A complete high school Precalculus Concepts course. Includes 'Related Modalities' for each lesson that teach the same concept in different ways. The text materials follows Algebra II and comes before Calculus or Statistics. The content...
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Unknown Type
Khan Academy

Khan Academy: Solutions of Inequalities Graphically

For Students 9th - 10th Standards
Given the graph of a two-variable linear inequality, check whether a given pair of values is a solution of the inequality. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or...
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Unknown Type
Khan Academy

Khan Academy: Solutions of Inequalities: Algebraic

For Students 9th - 10th Standards
Given a two-variable linear inequality, check whether a given pair of values is a solution of the inequality. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or receive hints.

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