Which expression would be easier to simplify if you used the commutative property to change the order of the numbers?
A. -15+(-25) + 43
B.1/7 +(-1) + 2/7
C. 40 + 10 + (-12)
D. 120 + 80 + (-65)

Basic algebra equation. first set up your equation: divide out 9.and now you are left with 2x + 4 = 8.

Thats where they was ported and the fields that noone really knew much about needed tended, so they put slaves out there do free work and huge profits and so on the north decided to hold its own and was more different way of survival did not have same climate conditions to afford protecting slaves from winter so expenses be diff from south