Addition and Subtraction Property of Equality

This geometry video tutorial provides a basic introduction into the addition and subtraction property of equality as it relates to line segments and angles. It contains examples with algebra equations where you have to solve for x and find the length of a missing segment. It contains plenty of examples and practice problems.

Geometry Introduction:
https://www.youtube.com/watch?v=302eJ3TzJQU

Addition & Subtraction Equality Property:
https://www.youtube.com/watch?v=RslDIFh_kG8

Multiplication & Division Property Equality:
https://www.youtube.com/watch?v=nYCrcq5YDvQ

Transitive Property of Congruence:
https://www.youtube.com/watch?v=H3hvDbxntfo

Triangles - Basic Introduction:
https://www.youtube.com/watch?v=DdAwGinauoI

Alternate Interior & Exterior Angles:
https://www.youtube.com/watch?v=e4o7X6LyX-I

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2 Column Proofs of Congruent Segments:
https://www.youtube.com/watch?v=cboityRIf4Q

2 Column Proofs of Angles:
https://www.youtube.com/watch?v=kXcG6oYh3i8

Triangle Congruence - SSS, SAS, ASA:
https://www.youtube.com/watch?v=jWHOF6cFbpw

CPCTC - 2 Column Proofs With Triangles:
https://www.youtube.com/watch?v=eq1frp_ZyP8

Median of a Triangle Formula:
https://www.youtube.com/watch?v=_JdkDR4R8E4

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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