imonne used the following steps to simplify the given expression. 12 minus 3 (negative 2 x + 4) Step 1: 12 + (negative 3) (negative 2 x) + (negative 3) (4) Step 2: 12 + 6 x + (negative 12) Step 3: 12 + (negative 12) + 6 x Step 4: 0 + 6 x Step 5: 6 x What property of real numbers was used to transition from step 3 to step 4? identity property of addition inverse property of addition associative property of addition commutative property of addition