What is the value of x? 07/22/2017 – by Mod_GuideK 0 If the average (arithmetic mean) of x, x + 2, and x + 4 is 33, what is the value of x? A. 30 B. 31 C. 32 D. 32 E. 37 SHOW ANSWERSCorrect Answer: B Explanation/Reference: Explanation: x, x + 2, and x + 4 are each two numbers apart. This would make x + 2 the average of the three numbers. If x + 2 = 33, then x = 31. Download Printable PDF. VALID exam to help you PASS.