Solve Quadratic Equations by Substitution ✏️

This algebra video tutorial explains how to solve equations in quadratic form by factoring by substitution. It contains plenty of examples and practice problems for you to work on.

Quadratic Equations - Free Formula Sheet: https://www.video-tutor.net/algebra-formula-sheet.html

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How To Solve Simple Quadratic Equations:
https://www.youtube.com/watch?v=-KWsS2FZVTA

Solving Quadratic Equations by Factoring:
https://www.youtube.com/watch?v=qeByhTF8WEw

How To Factor Difficult Quadratic Equations:
https://www.youtube.com/watch?v=VG1luiL_INQ

Solving QE By Completing the Square:
https://www.youtube.com/watch?v=WOb25i8FBBw

Solving Equations in Quadratic Form:
https://www.youtube.com/watch?v=eWjixwGK3YM

Sum and Products - Quadratic Equations:
https://www.youtube.com/watch?v=kBSj35rik8w

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How To Calculate the Discriminant:
https://www.youtube.com/watch?v=6fU9ZgwbU74

Standard Form to Vertex Form:
https://www.youtube.com/watch?v=pf9LkX8hpTQ

Graphing Quadratic Functions:
https://www.youtube.com/watch?v=H8OQtxSRe_k

How To Find the Axis of Symmetry:
https://www.youtube.com/watch?v=tyzd4VujaqY

Graphing Quadratic Functions - Vertex Form:
https://www.youtube.com/watch?v=OHH7fX_M8Ns

Graphing QF in Standard Form:
https://www.youtube.com/watch?v=uYNKJWFYh7k

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Writing Quadratic Equations:
https://www.youtube.com/watch?v=SB6eCyG4GEA

Maximum and Minimum Word Problems:
https://www.youtube.com/watch?v=d5YktqR-4FU

Systems of Quadratic Equations:
https://www.youtube.com/watch?v=rq5AjFs95qw

Systems of Nonlinear Equations:
https://www.youtube.com/watch?v=JPdLEaxlnZQ

Quadratic Inequalities:
https://www.youtube.com/watch?v=_gWjLKsFOPE

Quadratic Equations - Test Review:
https://www.youtube.com/watch?v=fFFA7Q4eVuY

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Final Exams and Video Playlists:
https://www.video-tutor.net/

Full-Length Videos and Worksheets:
https://www.patreon.com/MathScienceTutor/collections