A student chose a number, multiplied it by 2, then subtracted 138 from the result and got 110. What was the number he chose?  Choose the correct choice.
A) 123	B) 267	C) 277	D) 124	E) 120

Rationale: "let xx be the number he chose , then 2 â ‹ … x â ˆ ’ 138 = 110 x = 124 answer : d"
Answer: D