Unit 4

Extra Support Materials for Algebra 1, Unit 4 “Linear Inequalities and Systems”

Section A

Linear Inequalities in One Variable (Alg1+)

1

Inequalities in Context

Let’s explore situations that compare values.

2

Queuing on the Number Line

Let’s use a number line to reason about inequalities.

3

Interpreting Inequalities

Let’s interpret the meaning of situations with phrases like “at least,” “at most,” and “up to.”

Section A

Linear Inequalities in One Variable (Alg1+)

1

Inequalities in Context

Let’s explore situations that compare values.

2

Queuing on the Number Line

Let’s use a number line to reason about inequalities.

3

Interpreting Inequalities

Let’s interpret the meaning of situations with phrases like “at least,” “at most,” and “up to.”

Section B

Linear Inequalities in Two Variables (Alg1+)

4

From One- to Two-Variable Inequalities

Let’s look at inequalities in two dimensions.

5

Situations with Constraints

Let’s study situations that have constraints.

6

Modeling Constraints

Let’s represent some situations from banking and insurance.

Section B

Linear Inequalities in Two Variables (Alg1+)

1

From One- to Two-Variable Inequalities

Let’s look at inequalities in two dimensions.

2

Situations with Constraints

Let’s study situations that have constraints.

3

Modeling Constraints

Let’s represent some situations from banking and insurance.

Section C

Systems of Linear Inequalities in Two Variables (Alg1+)

7

Reasoning with Graphs of Inequalities

Let’s solve riddles about inequalities.

8

Representing Systems of Inequalities

Let’s find and represent solutions to situations involving inequalities.

9

Testing Points to Solve Inequalities

Let’s critique some people’s reasoning.

Section C

Systems of Linear Inequalities in Two Variables (Alg1+)

1

Reasoning with Graphs of Inequalities

Let’s solve riddles about inequalities.

2

Representing Systems of Inequalities

Let’s find and represent solutions to situations involving inequalities.

3

Testing Points to Solve Inequalities

Let’s critique some people’s reasoning.

Section A

Linear Inequalities in One Variable (Alg1+)

1

Inequalities in Context

Let’s explore situations that compare values.

2

Queuing on the Number Line

Let’s use a number line to reason about inequalities.

3

Interpreting Inequalities

Let’s interpret the meaning of situations with phrases like “at least,” “at most,” and “up to.”

Section C

Systems of Linear Inequalities in Two Variables (Alg1+)

7

Reasoning with Graphs of Inequalities

Let’s solve riddles about inequalities.

8

Representing Systems of Inequalities

Let’s find and represent solutions to situations involving inequalities.

9

Testing Points to Solve Inequalities

Let’s critique some people’s reasoning.

Section B

Linear Inequalities in Two Variables (Alg1+)

4

From One- to Two-Variable Inequalities

Let’s look at inequalities in two dimensions.

5

Situations with Constraints

Let’s study situations that have constraints.

6

Modeling Constraints

Let’s represent some situations from banking and insurance.

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Extra Support Materials for Algebra 1, Unit 4 “Linear Inequalities and Systems”

Unit 4 Resources

Linear Inequalities in One Variable (Alg1+)

Inequalities in Context

Queuing on the Number Line

Interpreting Inequalities

Linear Inequalities in One Variable (Alg1+)

Inequalities in Context

Queuing on the Number Line

Interpreting Inequalities

Linear Inequalities in Two Variables (Alg1+)

From One- to Two-Variable Inequalities

Situations with Constraints

Modeling Constraints

Linear Inequalities in Two Variables (Alg1+)

From One- to Two-Variable Inequalities

Situations with Constraints

Modeling Constraints

Systems of Linear Inequalities in Two Variables (Alg1+)

Reasoning with Graphs of Inequalities

Representing Systems of Inequalities

Testing Points to Solve Inequalities

Systems of Linear Inequalities in Two Variables (Alg1+)

Reasoning with Graphs of Inequalities

Representing Systems of Inequalities

Testing Points to Solve Inequalities

Linear Inequalities in One Variable (Alg1+)

Inequalities in Context

Queuing on the Number Line

Interpreting Inequalities

Systems of Linear Inequalities in Two Variables (Alg1+)

Reasoning with Graphs of Inequalities

Representing Systems of Inequalities

Testing Points to Solve Inequalities

Linear Inequalities in Two Variables (Alg1+)

From One- to Two-Variable Inequalities

Situations with Constraints

Modeling Constraints