Elimination Method Day 2

We could eliminate the y-variable in this system by multiplying the bottom equation by ______.

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

We could eliminate the x-variable in this system by multiplying either equation by ______.

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Is this system set up for elimination?

• Yes

• No

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

What is the resulting combined equation once 1 variable has been eliminated?

• -18y = 1

• -18y = -5

• -10x = 1

• -10x = -5

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Is this system set up for elimination?

• Yes

• No

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

What is the resulting combined equation once 1 variable has been eliminated?

• 9x = -7

• 4y = -7

• 9x = -3

• 9x + 4y = -7

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Is this system set up for elimination?

• Yes

• No

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

We could eliminate the y-variable in this system by multiplying the bottom equation by ______.

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

We could eliminate the x-variable in this system by multiplying the top equation by ______.

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

How do you feel about your knowledge of the elimination method?

• 1- I'm very lost, please help

• 2- I sort of get it. I need more help with Mrs. Stanley

• 3- I think I understand. I just need more practice.

• 4- I feel very confident. I could teach someone else.

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6