Algebra I.1.B.07 - Algebraic Expressions—The Commutative and Associative Properties - Exit Ticket

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1 question

Write a mathematical proof of the algebraic equivalence of (pq)r and (qr)p.

From EngageNY.org of the New York State Education Department. Grade Algebra i Mathematics Module 1, Topic B, Lesson 7. Internet. Available from https://www.engageny.org/resource/algebra-i-module-1...; accessed 11/Oct/2015.