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July 31, 2015

Homework Help: math

Posted by stephanie on Friday, August 24, 2012 at 7:21pm.

Which equation demonstrates the commutative property of addition?
a. 2x+y=y+2x
b. 2x+y=2x+y
c. 2x+y=2(x+y)
d. 2x+y=y+(2+x)

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