dhari dhari 10-03-2017 Mathematics contestada Indicate which property is illustrated in Step 2. Step 1 9 + (5 + 7) + 0 = 9 + (7 + 5) + 0 Step 2 = (9 + 7) + (5 + 0) Step 3 = (9 + 7) + 5 Step 4 = 16 + 5