Identify which of the following are equations and which are expressions 1.3-2 2. 5m = 10 3. 3 + 2 = 5 4. k+ 2 = 7 6. 5(6 - 1) +12 5. n - 12 Which of the following are equations? Select all that apply. I A. n - 12 OB. k +2=7 DC. 5m = 10 D. 5(6 - 1) +12 RE. 3 + 2 = 5 + OF 3-2