B) 1) Which of the following represents the commutative property of addition?
a) 9+7 = 7 +9
b) 5+1 = 4+2
C) 8+ 3 = 6 +5

2) Which of the following does not represent the commutative property of
addition?

a) 8 + 6 = 6 +8
b) 10+2 = 10 + 2
c) 4+ 5 = 5 + 4