Answered

identify the property that justifies each step asked about in the answer area below -

Line 1: q(pr)
Line 2: (qp) r
Line 3: (pq)r

Line 1 - 2:
Line 2-3

Choose from these for each -
Associative Property of Multiplication, Associative Property of Addition, Commutative Property of Multiplication, Commutative Property of Addition, Distributive Property