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 the correct answer.
A) 123 B) 267 C) 125 D) 267 E) 120
Let xx be the number he chose, then   2â‹…xâˆ’138=112   x=125   Answer:125
<result>C</result>
A student chose a number, multiplied it by 2, then subtracted 138 from the result and got 112. What was the number he chose?