-4 (-9 +5 = -4)
x=4
It is an equation and the value of n is 9
9/4
Commutative
-4 (-9 +5 = -4)
x=4
It is an equation and the value of n is 9
9/4
Commutative
4 + 4 + 1 = 9
4/9 + y when y=0.1 you answer is 0.544 or as a fraction it is 49/90
Commutativity.
144 9+7 = 16 and 9*16 = 144
13
it equals 15
The additive property.