Answer:
commutative property
Explanation:
This is known as the commutative property of addition (and multiplication).
An easy way to remember the property is that the two elements commute, or exchange places, or that one element commutes from one side of the operation to the other, like a commuter (passenger) on a commuter train.
a + b = b + a
Answer:
28.5
Step-by-step explanation:
this should be the correct answer, sry if it's not
3.5 is the same thing as 3 1/2
5.5 is the same thing as 5 1/2
3.5 walls/1 day
3.5 walls x 5.5 days = 19.25 walls
Answer:
30
Step-by-step explanation:
3 times 30 = 90 - 2(for the six she already had) so 30
i think