Unit 4 final review 8IDB.notebook 1 June 06, 2019 Final Review Unit 4.1 Systems of Equations
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Unit 4 final review 8IDB.notebook
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June 06, 2019
Final Review Unit 4.1 Systems of Equations
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Reteach Graphically
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Reteach Substitution
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Sometimes you must multiply to create an additive inverse
Reteach Elimination
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1) y = x - 5 4x + 4y = 16
Solve Graphically
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4) Solve using substitution then check.
x + y = 10x – y = -6
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5) Solve using elimination then check.
x = 4y
2y + x = 12
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