Solving Quadratic Systems (Substitution & Elimination)

Learn how to solve quadratic systems algebraically using substitution and elimination in this video math tutorial by Mario's Math Tutoring. We go through 2 examples in this video: one using substitution and one using elimination.

Jump to section of this video:
0:14 Solve the system x^2 + y^2 = 17 and y = x^2 + 3
0:22 Substitution method to get one equation with one variable
2:15 How to identify extraneous roots
2:28 Graphic representation of the quadratic system
3:16 Example 2 Solve x^2 - y^2 = -5 and 3x^2 + 2y^2 = -10
3:30 How to solve using the elimination method
5:35 Graphic Representation of the system

Related Videos to Help You Succeed with Math:

Graphing Systems of Quadratic Inequalities
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Видео Solving Quadratic Systems (Substitution & Elimination) канала Mario's Math Tutoring