Question

Several properties are used to evaluate this expression. Identify the property used in each step.

21 + (36 + 0 + 19)
21 + (36 + 19)
21 + (19 + 36)
(21 +19) + 36:
40 + 36
76

Answer 1

step one is the identitey property step 2 is the communative property step 3 is the associative property

Explanation:

Answer 2

addition propertyyyy