5 - 8 HVN67 Elimination 2 - add or subtract only.MOV - Section 3: Huddle

 
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Elimination 2 - add or subtract only

Unit 5: SYSTEMS OF LINEAR EQUATIONS
Lesson 8 of 19

Objective: SWBAT solve linear systems of equations using elimination, Day 2.

Big Idea: If we don't have additive inverses, what should we do? Rather than "change the signs," push kids to understand that you are multiplying an equation by -1.

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