SOLUTION: name the property: (2+a)+(-2)=(-2)+(a+2)

Algebra ->  Test -> SOLUTION: name the property: (2+a)+(-2)=(-2)+(a+2)      Log On


   

Question 424141: name the property: (2+a)+(-2)=(-2)+(a+2)
Answer by MathLover1(20850) About Me  (Show Source):
You can put this solution on YOUR website!

%282%2Ba%29%2B%28-2%29=%28-2%29%2B%28a%2B2%29

it is Commutative Property of Addition:
Commutative property is one of the basic properties of numbers. The word “commute” means “exchange” or “swap over”.
Commutative property states that numbers can be added or multiplied in any order.
That is:
Commutative Property of Addition states that changing the order of addends does not change the sum. That is, a+%2B+b+=+b+%2B+a