Question

A mathematics teacher wrote this procedure on the board:

Step 1: 75 + 8

Step 2: (70 + 5) + (5 + 3)

Step 3: 70 + (5 + 5) + 3

Step 4: 70 + 10 + 3

Step 5: 80 + 3

Step 6: 83

Which property justifies Step 3?

Answer 1

Answer:

A mathematics teacher wrote this procedure on the board:

Step 1: 75 + 8

Step 2: (70 + 5) + (5 + 3)

Step 3: 70 + (5 + 5) + 3

Step 4: 70 + 10 + 3

Step 5: 80 + 3

Step 6: 83

Which property justifies Step 3?

Step-by-step explanation:

gogle it ok mark me as a brilliant

Answer 2

Answer:

(a + b) justify step 3•••••