Asked by sharon

name the property that justifies (-2.6) +7 = 7+(-2.6)
Answered by helper
Commutative Property (think commute or move around)is the one that refers to moving stuff around.

For addition, the rule is a + b = b + a

From purplemath dot com
Answered by michael
what property of real numbers justifies 7+(3+2x)=(7+3)+2x ?
Answered by Anonymous
comm. property of addition
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