## 5 - 7 POTDVN66 Elimination 1 - add or subtract only.MOV - Section 2: Play of the Day

5 - 7 POTD66 Elimination 1 - add or subtract only.docx
5 - 7 POTDVN66 Elimination 1 - add or subtract only.MOV

# Elimination 1 - add or subtract only

Unit 5: SYSTEMS OF LINEAR EQUATIONS
Lesson 7 of 19

## Big Idea: Why does elimination work? Use sensitive nieces, peppermint bark, and gingerbread men to illustrate this mathematical concept.

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Standards:
Subject(s):
Math, Systems of Equations and Inequalities, Algebra, solving equations, elimination method, linear combination
75 minutes

### Jeff Li MTP

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