SOLUTION: it says name the property used in each equation. add a+b then add that to c. That is the same as adding a to b+c.

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Question 13064: it says name the property used in each equation.
add a+b then add that to c. That is the same as adding a to b+c.
Found 2 solutions by Ponder, khwang:
Answer by Ponder(3) About Me  (Show Source):
You can put this solution on YOUR website!
Always do what's in parentheses first. Remember addition is commutative.

Answer by khwang(438) About Me  (Show Source):
You can put this solution on YOUR website!
(a+b)+c = a+ (b+ c)
means the addition is associative.
Forget another wrong answer.

Kenny