Which equation and solution can be used to solve this problem? Twenty-two less than a number is twenty-four. O Q+ 22 = 24. Subtract 22 from both sides. The answer is 2. 0 24+9= 22 Subtract 22 from both sides. The answer is 2 O9-24 = 22. Add 24 to both sides. The answer is 46. 09-22 = 24. Add 22 to both sides. The answer is 46.