Name the property shown by each statement.
1. 1 * (a+3) = a+3
2. (ab) c = c (ab)
3. m (nr) = (mn) r
4. 2p + (3q+2) = (2p +3q) + 2
5. 2t * 0 = 0
6. 0+ 2s = 2s
for 46

Average acceleration: i have no idea how to do this.

Graph the line that represents a proportional relationship between d and t with the property that an increase of 33 units in t corresponds to an increase of 44 units in d. what is the unit rate of change of dd with respect to t? (that is, a change of 11 unit in t will correspond to a change of how many units in d? )

What is always true when two whole numbers are subtracted?