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Algebra I Exercises: Solving Linear Systems Algebraically - Substitution

Companion Recipe Review Course Notes

Solve each set of equations algebraically using substitution.

General Questions


a) x + y = 9
b) x + y = 3
1. 





a) 2y - 3x = 12
b) 2y - x = 8
2. 





a) y - x = -4
b) y + x = -4
3. 





a) y - 4x = 8
b) x + 2 = 0
4. 





a) 6y - 6x = 12
b) 4x - 4y = -8
5. 





a) y - 2x = 3
b) 2y - x = 12
6. 





a) 3y - 12x = 15
b) 2y - 2x = 4
7. 





a) y + x = -3
b) 3y - 2x = 21
8. 








B Horn

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