Curriculum / Math / 8th Grade / Unit 6: Systems of Linear Equations / Lesson 5

Systems of Linear Equations

Lesson 5

Math

Unit 6

8th Grade

Lesson 5 of 11

Objective

Solve systems of linear equations using substitution when one equation is already solved for a variable.

Lesson Map

Topic A: Analyze & Solve Systems of Equations Graphically

Lesson

Define a system of linear equations and its solution.

Standards

8.EE.C.8.A

Lesson

Solve systems of linear equations by graphing.

Standards

8.EE.C.8.A8.EE.C.8.B

Lesson

Classify systems of linear equations as having a unique solution, no solutions, or infinite solutions.

Standards

8.EE.C.8.A8.EE.C.8.B

Lesson

Solve and interpret real-world and mathematical problems by graphing systems of linear equations.

Standards

8.EE.C.8.C

Topic B: Analyze & Solve Systems of Equations Algebraically

Lesson

Solve systems of linear equations using substitution when one equation is already solved for a variable.

Standards

8.EE.C.8.B

Lesson

Solve systems of linear equations using substitution by first solving an equation for a variable.

Standards

8.EE.C.8.B

Lesson

Solve real-world and mathematical problems using linear systems and substitution.

Standards

8.EE.C.8.C

Lesson

Solve systems of linear equations using elimination (linear combinations) when there is already a zero pair.

Standards

8.EE.C.8.B

Lesson

Solve systems of linear equations using elimination (linear combinations) by first creating a zero pair.

Standards

8.EE.C.8.B

Lesson

Solve real-world and mathematical problems using systems and any method of solution.

Standards

8.EE.C.8.B8.EE.C.8.C

Lesson

Model and solve real-world problems using systems of equations.

Standards

8.EE.C.8.C

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