Elimination Method

Solving Systems of Equations
- Elimination Method

Multiple Select

The solution (answer) to a system of equations is ____________

• The coordinate at which two equations (lines) intersect

• the graph of a line

• only finding what x = __

• A value that makes both equations true

​Record this into your notes!!

​Write this down!

​Finish the problem on your own. (Remember to get both parts of the solution)

You have 4 minutes!

Unit 6 (Day 4) Notes ­ Completed.notebook

4

October 27, 2021

Jan 21­7:08 PM

Solve the system by elimination.

THANKS!

Students can watch the following video as a whole class from the teacher screen rather than individually playing the video 

Multiple Choice

What is the variable that will be "eliminated"?

5x - 4y = 11

5x + 4y = -14

• x variable

• y variables

• both variables

Record your work in your notes!!

You have 5 minutes to complete the problem

​Try the following problem with your team

Unit 6 (Day 4) Notes ­ Completed.notebook

5

October 27, 2021

Solve the system by elimination.

Multiple Choice

2x - 6y = 20

2x + 5y = -11

What would the top equation become when you multiply everything by -1?

• 2x - 6y = 20

• -2x - 6y = -20

• -2x + 6y = 20

• -2x + 6y = -20

Record your work in your notes!!

You have 5 minutes to complete the problem

​Try the following problem with your team

Unit 6 (Day 4) Notes ­ Completed.notebook

6

October 27, 2021

Jan 21­7:18 PM

Solve the system by elimination.

Multiple Choice

What is the resulting combined equation to the following system:

5x - 4y = 11

5x + 4y = -14

• 5x = -3

• 10y = -3

• 10x = -3

• 10x = -25