Jeff
Li MTP
KIPP Infinity Charter School,
NEW YORK,
NY

8th Grade Math :
Unit #5 - SYSTEMS OF LINEAR EQUATIONS :
Lesson #11

Objective:
SWBAT solve systems linear systems of equations by elimination – multiply both equations.

1 Warm-up -
10 minutes

WU70 Elimination 5 reviews solving systems of equations by graphing.

Warm-up problems also sometimes extend lessons that students have encountered before to more unfamiliar contexts. For a video narrative about how I structure each lesson, and how the warm-up fits in, click here.

resources

5 - 11 WU70 Elimination 5 - multiply both equations.docx

https://betterlesson.com/lesson/resource/2010596/5-11-wu70-elimination-5-multiply-both-equations-docx
2 Play of the Day -
40 minutes

5 - 11 POTDVN70 Elimination 5 - multiply both equations.MOV

https://betterlesson.com/lesson/section/5678/elimination-5-mulitply-both-equations
resources

5 - 11 POTD70 Elimination 5 - multiply both equations.docx

https://betterlesson.com/lesson/resource/2010595/5-11-potd70-elimination-5-multiply-both-equations-docx
5 - 11 IP70 Elimination 5 - multiply both equations.pdf

https://betterlesson.com/lesson/resource/3223681/5-11-ip70-elimination-5-multiply-both-equations-pdf
3 Huddle -
10 minutes

5 - 11 HVN70 Elimination 5 - multiply both equations.MOV

https://betterlesson.com/lesson/section/5679/elimination-5-mulitply-both-equations
resources

5 - 11 POTD70 Elimination 5 - multiply both equations.pdf

https://betterlesson.com/lesson/resource/2594324/5-11-gold-problem-pdf
4 Homework -
15 minutes

5 - 11 HW70 Elimination 5 includes problems related to this lesson, four from this unit and one review problem. I also give the kids the answers to the problems.

resources

5 - 11 HW70 Elimination 5 - multiply both equations.docx

https://betterlesson.com/lesson/resource/1869745/5-11-hw70-elimination-5-multiply-both-equations-docx