-4(8)
Step-by-step explanation:
There are two commutative property:
Addition and multiplication
Commutaitive property in the quetion is that of multiplication
In this case:
a×(b) = b×(a)
for 8(-4): The sign goes with the number in front of it
+8(-4) = -4(8)
Rewriting it in commutative property, we have -4(8)