A student chose a number, multiplied it by 2, then subtracted 138 from the result and got 112. What was the number he chose?  Choose one.
A) 123
B) 267
C) 125
D) 267
E) 120

Rationale: "let xx be the number he chose , then 2 â ‹ … x â ˆ ’ 138 = 112 x = 125 answer : c"
Answer: C