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Which equation is an example of the use of the associative property of addition ? 1) x+7=7+x 2)3(x+y)=3x+3y 3)(x+y) +3 =x+(y+3) 4)3+(x+y)=(x+y)+3
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Which equation is an example of the use of the associative property of addition ?

1) x+7=7+x
2)3(x+y)=3x+3y
3)(x+y) +3 =x+(y+3)
4)3+(x+y)=(x+y)+3

User Hylowaker
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4 is an example of the associative property of addition
User Tleb
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