Question

What propert is x+(a+7)=x+(7+a)

Answer 1

The commutative property of the addition

Step-by-step explanation:

The commutative property of the addition said that:

a + b = b + a

So, the property that is applied in the expression is the commutative property if addition because we just change the places of a and 7

x + ( a + 7) = x + (7 + a)