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Transcript

1

Learning Objectives

2

Warm Up

3

Vocabulary

4

Videos and Practice

5

Extra Resources

6

Assessment

Lesson 6: System of Equations by Substitution

Learning Objectives

Now that you have learned how to solve systems of equations graphically, you will learn how to solve systems algebraically. After this lesson you will be able to:

  • Solve a system of equations in two variables by using substitution.
  • Manipulate one equation in a system in order to isolate the variable so it can be used for substitution.

Warm Up

Example 1

Example 1

Example 2

Example 2

Example 3

Example 3

Choose any of the links below to find additional resources and practice.

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Lesson Assessment

  • After completing each of the previous slides, comlete the following assessment to demonstrate your current level of proficiency will solving systems of equations using substitution.
  • Make sure to submit all required work to your instructor upon completing the assessment.
  • You can begin the assessment by clicking the link below.