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Algebra I

(9 Units, 108 Lessons)

Unit 4 - Systems of Equations(14 Lessons)

Introduction to a System of Linear Equations

Algebra I

» Unit:

Systems of Equations

Big Idea:Students need to be able to meaningfully describe the solution to a system of linear equations.

12 Resources

25 Favorites

12 Resources

25 Favorites

The Best of 2 Cell Phone Plans

Algebra I

» Unit:

Systems of Equations

Big Idea:The purpose of this lesson is for students to understand how to analyze a system of equations to determine when a plan is cheaper, more expensive, or cost the same at certain points on the graph.

12 Resources

10 Favorites

12 Resources

10 Favorites

Who is 1st in the Father Daughter Race?

Algebra I

» Unit:

Systems of Equations

Big Idea:Revisit how increasing or decreasing situations are written in slope-intercept form and solve systems of equations involving such systems.

14 Resources

1 Favorites

14 Resources

1 Favorites

Can You Save The Diver in 7 Minutes?

Algebra I

» Unit:

Systems of Equations

Big Idea:Students discover both the value and the shortcomings of using graphing to solve systems when the intersection point does not have integer coordinates.

10 Resources

2 Favorites

10 Resources

2 Favorites

Make a Substitution

Algebra I

» Unit:

Systems of Equations

Big Idea:The main idea of this lesson is to help students to retain what substitution means, when to use it, how to apply it to solve a problem and the meaning of the solutions.

10 Resources

5 Favorites

10 Resources

5 Favorites

Alternate Method to Solve a System of Equations by Substitution

Algebra I

» Unit:

Systems of Equations

Big Idea:Students review the steps of solving a system of equations by substitution by alternating steps as they solve problems in pairs or groups.

15 Resources

20 Favorites

15 Resources

20 Favorites

Quarters, Dimes and Linear Combinations

Algebra I

» Unit:

Systems of Equations

Big Idea:Students start with a concrete problem as they define constraints and progress to the abstract level of solving using algebraic methods. .

9 Resources

5 Favorites

9 Resources

5 Favorites

Define, Set, Go!

Algebra I

» Unit:

Systems of Equations

Big Idea:Students are exposed to importance of defining variables as an initial step in solving a linear system of equations.

11 Resources

3 Favorites

11 Resources

3 Favorites

Khan Your Way Into Solving a System of Equations Using Elimination

Algebra I

» Unit:

Systems of Equations

Big Idea:The idea of this lesson is to provide students with an alternate teaching method by using Khan Academy to gain interest, comprehension, and scaffolding for differentiated learning.

8 Resources

3 Favorites

8 Resources

3 Favorites

Elimination with 2 Column Notes

Algebra I

» Unit:

Systems of Equations

Big Idea:In this lesson students write 2-column notes as they work to increase retention of process and concepts.

10 Resources

3 Favorites

10 Resources

3 Favorites

Assessment of a System of Linear Equations

Algebra I

» Unit:

Systems of Equations

Big Idea:The purpose of this assessment is to check the students ability to choose appropriate methods to be successful working each problem.

10 Resources

1 Favorites

10 Resources

1 Favorites

Use The TI-Nspire CX To Solve a System of Equations

Algebra I

» Unit:

Systems of Equations

Big Idea:Graphing technology is used to reinforce understanding of concepts and methods for solving systems of equations

14 Resources

4 Favorites

14 Resources

4 Favorites

Solving a System of Inequalities

Algebra I

» Unit:

Systems of Equations

Big Idea:Solve a system of inequalities by testing a point and by interpreting solutions from slope-intercept form.

11 Resources

3 Favorites

11 Resources

3 Favorites

Solve the System of Inequalities to Find The Treasure!

Algebra I

» Unit:

Systems of Equations

Big Idea:The point of this activity is for students to solve a system of inequalities to find a treasure, and be able to provide reasoning and feedback to other students.

14 Resources

50 Favorites

14 Resources

50 Favorites