Chen bought a basketball for $23,
3 baseball caps, and a pair of
running shoes for $37. To find the
total cost in dollars, he wrote
23 + 30 + 37 = 23 + 37 + 3d.
Which property does the equation
show?
A Associative Property of Addition
B Commutative Property of Addition
c Distributive Property
D Identity Property of 1